Applies ToWindows Internet Explorer .NET

This article applies only to releases on the Windows Update website. This article does not apply to security releases for products that are not supported by Windows Update.

This article is intended for use by administrators of Windows Server Update Services (WSUS), Windows Update, and Microsoft Update services. This article contains a list of content changes that have been made available on the second Tuesday of every month for WSUS, Windows Update, and Microsoft Update. Administrators can use this list both as a quick reference to content changes that have been made during routine synchronizations and as an explanation of these changes.

This information will be updated during our regular update release on the second Tuesday of every month. This article lists changes that were made on or after January 14, 2025. It does not list changes that were made before that date. For more information about changes that occurred before January 14, 2025, see the "References" section. 

Introduction

This article contains a cumulative list of Windows Update content changes that have been made available to Windows Update, Microsoft Update, and WSUS on or after January 14, 2025.

More Information

Tuesday, April 8, 2025

This is a summary of the new and changed content to be released on Tuesday, April 8, 2025.

New security content:​​​​​​​

  • 2025-04 Cumulative Security Update for Internet Explorer (KB5055515) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Moderate Supersedes: KB5053593 on Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2, and Windows Server 2008 Target platforms: Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2, and Windows Server 2008 Approximate file sizes:

    • 2025-04 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 R2 for x64-based systems update: ~ 56887KB

    • 2025-04 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 for x64-based systems update: ~ 47673KB

    • 2025-04 Cumulative Security Update for Internet Explorer 11 for Windows Server 2008 R2 for x64-based systems update: ~ 56812KB

    • 2025-04 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 for x64-based systems update: ~ 26234KB

    • 2025-04 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 for x86-based systems update: ~ 13158KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5055515

  • 2025-04 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems (KB5055557) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5053887 on Windows Server 2012 R2 Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-04 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems update: ~ 609846KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5055557

  • 2025-04 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-based Systems (KB5055561) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5053620 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-04 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-based Systems update: ~ 422598KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5055561

  • 2025-04 Security Only Quality Update for Windows Server 2008 R2 for x64-based Systems (KB5055570) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB4055038 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-04 Security Only Quality Update for Windows Server 2008 R2 for x64-based Systems update: ~ 71766KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5055570

  • 2025-04 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems (KB5055581) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5053886 on Windows Server 2012 Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-04 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems update: ~ 468252KB

    Description:

    A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.

     https://support.microsoft.com/help/5055581

  • 2025-04 Security Only Quality Update for Windows Server 2008 (KB5055596) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-04 Security Only Quality Update for Windows Server 2008 for x86-based Systems update: ~ 32150KB

    • 2025-04 Security Only Quality Update for Windows Server 2008 for x64-based Systems update: ~ 46680KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5055596

  • 2025-04 Security Monthly Quality Rollup for Windows Server 2008 (KB5055609) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5053888 on Windows Server 2008 Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-04 Security Monthly Quality Rollup for Windows Server 2008 for x64-based Systems update: ~ 246326KB

    • 2025-04 Security Monthly Quality Rollup for Windows Server 2008 for x86-based Systems update: ~ 166279KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5055609

  • 2025-04 Security Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5057588) Locale: All Deployment: Automatic Updates Classification: Security Updates Security severity rating: Important Supersedes: KB5050410 on for Microsoft server operating system version 21H2 Target platforms: for Microsoft server operating system version 21H2 Approximate file sizes:

    • 2025-04 Security Update for Microsoft server operating system version 21H2 for x64-based Systems update: ~ 198KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5057588

  • 2025-04 Security Update for Windows 10 Version 22H2 and Windows 10 Version 21H2 (KB5057589) Locale: All Deployment: Important/Automatic Updates Classification: Security Updates Security severity rating: Important Supersedes: KB5050411 on Windows 10 Version 22H2 and Windows 10 Version 21H2 Target platforms: Windows 10 Version 22H2 and Windows 10 Version 21H2 Approximate file sizes:

    • 2025-04 Security Update for Windows 10 Version 22H2/Windows 10 Version 21H2 for x64-based Systems update: ~ 196KB

    • 2025-04 Security Update for Windows 10 Version 22H2/Windows 10 Version 21H2 for x86-based Systems update: ~ 197KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5057589

  • 2025-04 Cumulative Update for Windows 10 Version 22H2 and Windows 10 Version 21H2 (KB5055518) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes:

    • KB5053606 on Windows 10 Version 21H2

    • KB5053643 on Windows 10 Version 22H2

    Target platforms: Windows 10 Version 22H2 and Windows 10 Version 21H2 Approximate file sizes:

    • 2025-04 Dynamic Cumulative Update for Windows 10 Version 22H2 for x86-based Systems update: ~ 410440KB

    • 2025-04 Cumulative Update for Windows 10 Version 22H2/Windows 10 Version 21H2 for x64-based Systems update: ~ 697833KB

    • 2025-04 Cumulative Update for Windows 10 Version 22H2/Windows 10 Version 21H2 for ARM64-based Systems update: ~ 653483KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055518

  • 2025-04 Cumulative Update for Windows Server 2019 and Windows 10 Version 1809 (KB5055519) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5053596 on Windows Server 2019 and Windows 10 Version 1809 Target platforms: Windows Server 2019 and Windows 10 Version 1809 Approximate file sizes:

    • 2025-04 Cumulative Update for Windows Server 2019/Windows 10 Version 1809 for x64-based Systems update: ~ 681589KB

    • 2025-04 Cumulative Update for Windows 10 Version 1809 for x86-based Systems update: ~ 370551KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5055519

  • 2025-04 Cumulative Update for Windows Server 2016 and Windows 10 Version 1607 (KB5055521) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5053594 on Windows Server 2016 and Windows 10 Version 1607 Target platforms: Windows Server 2016 and Windows 10 Version 1607 Approximate file sizes:

    • 2025-04 Cumulative Update for Windows Server 2016 for x64-based Systems update: ~ 1704661KB

    • 2025-04 Cumulative Update for Windows 10 Version 1607 for x86-based Systems update: ~ 944657KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5055521

  • 2025-04 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5055526) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5053603 on Microsoft server operating system, version 22H2 Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-04 Cumulative Update for Microsoft server operating system, version 22H2 for x64-based Systems update: ~368866 KB

    • 2025-04 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems update: ~ 368866KB

    • 2025-04 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems update: ~ 368866KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055526​​​​​​​

  • 2025-04 Servicing Stack Update for Windows Server 2016 and Windows 10 Version 1607 (KB5055661) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5054006 on Windows Server 2016 and Windows 10 Version 1607 Target platforms: Windows Server 2016 and Windows 10 Version 1607 Approximate file sizes:

    • 2025-04 Servicing Stack Update for Windows Server 2016/Windows 10 Version 1607 for x64-based Systems update: ~ 12022KB

    • 2025-04 Servicing Stack Update for Windows 10 Version 1607 for x86-based Systems update: ~ 5565KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055661​​​​​​​

  • 2025-04 Servicing Stack Update for Windows Server 2012 R2 for x64-based Systems (KB5055665) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052108 on Windows Server 2012 R2 Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-04 Servicing Stack Update for Windows Server 2012 R2 for x64-based Systems update: ~ 10793KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055665

  • 2025-04 Servicing Stack Update for Windows Server 2012 for x64-based Systems (KB5055667) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052109 on Windows Server 2012 Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-04 Servicing Stack Update for Windows Server 2012 for x64-based Systems update: ~ 10261KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055667

  • 2025-04 Servicing Stack Update for Windows Server 2008 R2 for x64-based Systems (KB5056456) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050681 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-04 Servicing Stack Update for Windows Server 2008 R2 for x64-based Systems update: ~ 9441KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5056456

  • 2025-04 Servicing Stack Update for Windows Server 2008 (KB5056457) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050682 on Windows Server 2008 Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-04 Servicing Stack Update for Windows Server 2008 for x86-based Systems update: ~ 3927KB

    • 2025-04 Servicing Stack Update for Windows Server 2008 for x64-based Systems update: ~ 8865KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5056457

New nonsecurity content:​​​​​​​

  • 2025-04 Security and Quality Rollup for .NET Framework 4.6.2 for Windows Server 2008 R2 and Windows Server 2008 (KB5054696) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Windows Server 2008 R2 and Windows Server 2008 Approximate file sizes:

    • 2025-04 Security and Quality Rollup for .NET Framework 4.6.2 for Windows Server 2008 R2/Windows Server 2008 SP2 for x64 update: ~ 28189KB

    • 2025-04 Security and Quality Rollup for .NET Framework 4.6.2 for Windows Server 2008 SP2 update: ~ 18602KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5054696

  • 2025-04 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 for x64 (KB5054697) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-04 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 for x64 update: ~ 48010KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5054697

  • 2025-04 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 for x64 (KB5054698) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-04 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 for x64 update: ~ 59363KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5054698

  • 2025-04 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2008 R2 for x64 (KB5055171) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-04 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2008 R2 for x64 update: ~ 28189KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055171

  • 2025-04 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 for x64 (KB5055172) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-04 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 for x64 update: ~ 48975KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055172

  • 2025-04 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 R2 for x64 (KB5055173) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-04 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 R2 for x64 update: ~ 60249KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055173

  • 2025-04 Security and Quality Rollup for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2008 R2 (KB5055684) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046543 on Windows Server 2008 R2

    • KB5050183 on Windows Server 2008 R2

    Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-04 Security and Quality Rollup for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2008 R2 for x64 update: ~ 28189KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055684

  • 2025-04 Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 (KB5055685) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046544 on Windows Server 2012

    • KB5050184 on Windows Server 2012

    Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-04 Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 for x64 update: ~ 48975KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055685

  • 2025-04 Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 R2 (KB5055686) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046545 on Windows Server 2012 R2

    • KB5050185 on Windows Server 2012 R2

    Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-04 Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 R2 for x64 update: ~ 60249KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055686

  • 2025-04 Security and Quality Rollup for .NET Framework 2.0, 3.0, 3.5 SP1, 4.6.2 for Windows Server 2008 (KB5055687) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046546 on Windows Server 2008

    • KB5050186 on Windows Server 2008

    Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-04 Security and Quality Rollup for .NET Framework 2.0, 3.0, 3.5 SP1, 4.6.2 for Windows Server 2008 SP2 for x64 update: ~ 28189KB

    • 2025-04 Security and Quality Rollup for .NET Framework 2.0, 3.0, 3.5 SP1, 4.6.2 for Windows Server 2008 SP2 update: ~ 18602KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055687

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 22H2 for x64 (KB5054693) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 22H2 for x64 update: ~ 74071KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. https://support.microsoft.com/help/5054693

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows Server 2019 and Windows 10 Version 1809 (KB5054695) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Windows Server 2019 and Windows 10 Version 1809 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows Server 2019/Windows 10 Version 1809 for x64 update: ~ 86591KB

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10 Version 1809 for ARM64 update: ~ 48374KB

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10 Version 1809 update: ~ 48384KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5054695

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2 for x64 (KB5054705) Locale: All Deployment: WSUS and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046270 on Microsoft server operating system, version 23H2

    • KB5049620 on Microsoft server operating system, version 23H2

    Target platforms: Microsoft server operating system, version 23H2 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2 for x64 update: ~ 73154KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5054705

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 and Windows 10 Version 21H2 (KB5054977) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Windows 10 Version 22H2 and Windows 10 Version 21H2 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2/Windows 10 Version 21H2 for x64 update: ~ 78025KB

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2/Windows 10 Version 21H2 for ARM64 update: ~ 48802KB

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2/Windows 10 Version 21H2 update: ~ 48805KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5054977

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2 and Windows 10 Version 21H2 (KB5054978) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Windows 10 Version 22H2 and Windows 10 Version 21H2 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2/Windows 10 Version 21H2 update: ~ 48232KB

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2/Windows 10 Version 21H2 for x64 update: ~ 77397KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5054978

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11 version 23H2 & version 22H2 (KB5054980) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5045935 on Windows 11 version 23H2 & version 22H2

    • KB5054980 on Windows 11 version 23H2 & version 22H2

    Target platforms: Windows 11 version 23H2 & version 22H2 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for ARM64 update: ~ 91418KB

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 for x64 update: ~ 74146KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5054980

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Microsoft server operating system, version 22H2 for x64 (KB5055169) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Microsoft server operating system version 21H2 for x64 update: ~ 72400KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055169

  • 2025-04 Cumulative Update for .NET Framework 4.8 for Windows Server 2016 and Windows 10 Version 1607 (KB5055170) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046266 on Windows Server 2016 and Windows 10 Version 1607

    • KB5049614 on Windows Server 2016 and Windows 10 Version 1607

    Target platforms: Windows Server 2016 and Windows 10 Version 1607 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 4.8 for Windows Server 2016/Windows 10 Version 1607 for x64 update: ~ 62279KB

    • 2025-04 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1607 update: ~ 34276KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055170

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2019 and Windows 10 Version 1809 (KB5055175) Locale: All Deployment: Catalog Classification: Updates, Non-Security Target platforms: Windows Server 2019 and Windows 10 Version 1809 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2019/Windows 10 Version 1809 for x64 update: ~ 90553KB

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 1809 update: ~ 51516KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055175

  • 2025-04 Dynamic Update for Windows 10 Version 21H2 (KB5055674) Locale: All Deployment: WSUS and Catalog Classification: High Priority, Non-Security Supersedes: KB5050199 on Windows 10 Version 21H2 Target platforms: Windows 10 Version 21H2 Approximate file sizes:

    • 2025-04 Dynamic Update for Windows 10 Version 21H2 for x64-based Systems update: ~ 11009KB

    • 2025-04 Dynamic Update for Windows 10 Version 21H2 for x86-based Systems update: ~ 5694KB

    • 2025-04 Dynamic Update for Windows 10 Version 22H2 for ARM64-based Systems update: ~ 14206KB

    Description: ComponentUpdate:https://support.microsoft.com/help/5055674

  • 2025-04 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system, version 22H2 for x64 (KB5055680) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046539 on Microsoft server operating system, version 22H2

    • KB5050190 on Microsoft server operating system, version 22H2

    Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system, version 22H2 for x64 update: ~ 74071KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055680

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows Server 2019 and Windows 10 Version 1809 (KB5055681) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046540 on Windows Server 2019 and Windows 10 Version 1809

    • KB5050182 on Windows Server 2019 and Windows 10 Version 1809

    Target platforms: Windows Server 2019 and Windows 10 Version 1809 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019/Windows 10 Version 1809 for x64 update: ~ 86591KB

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10 Version 1809 for ARM64 update: ~ 48374KB

    • 2025-04 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10 Version 1809 update: ~ 48384KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055681

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 (KB5055682) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046541 on Windows 10 Version 21H2

    • KB5050416 on Windows 10 Version 21H2

    Target platforms: Windows 10 Version 21H2 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 for x64 update: ~ 78025KB

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 for ARM64 update: ~ 48802KB

    • 2025-04 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 update: ~ 48805KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055682

  • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 (KB5055683) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046542 on Windows 10 Version 22H2

    • KB5055063 on Windows 10 Version 22H2

    Target platforms: Windows 10 Version 22H2 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 for x64 update: ~ 78025KB

    • 2025-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 for ARM64 update: ~ 48802KB

    • 2025-04 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 update: ~ 48805KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055683

  • 2025-04 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5055688) Locale: All Deployment: WSUS and Catalog Classification: Updates, Non-Security Supersedes:

    • KB5046547 on Microsoft server operating system version 21H2

    • KB5050187 on Microsoft server operating system version 21H2

    Target platforms: Microsoft server operating system version 21H2 Approximate file sizes:

    • 2025-04 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system version 21H2 for x64 update: ~ 74172KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5055688

  • 2025-04 Dynamic Update for Microsoft server operating system, version 22H2 for x64-based Systems (KB5055765) Locale: All Deployment: WSUS and Catalog Classification: High Priority, Non-Security Supersedes: KB5046907 on Microsoft server operating system, version 22H2 Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-04 Dynamic Update for Microsoft server operating system, version 22H2 for x64-based Systems update: ~ 16800KB

    Description: SetupUpdate:https://support.microsoft.com/help/5055765

  • 2025-04 Dynamic Update for Windows 10 Version 1607 (KB5055768) Locale: All Deployment: Automatic Updates and Catalog Classification: High Priority, Non-Security Supersedes: KB5050120 on Windows 10 Version 1607 Target platforms: Windows 10 Version 1607 Approximate file sizes:

    • 2025-04 Dynamic Update for Windows 10 Version 1607 for x86-based Systems update: ~ 19161KB

    • 2025-04 Dynamic Update for Windows 10 Version 1607 for x64-based Systems update: ~ 16184KB

    Description: ComponentUpdate:https://support.microsoft.com/help/5055768

  • 2025-04 Dynamic Update for Windows 10 Version 1809 (KB5055769) Locale: All Deployment: WSUS and Catalog Classification: High Priority, Non-Security Supersedes: KB5050198 on Windows 10 Version 1809 Target platforms: Windows 10 Version 1809 Approximate file sizes:

    • 2025-04 Dynamic Update for Windows 10 Version 1809 for x64-based Systems update: ~ 7896KB

    • 2025-04 Dynamic Update for Windows 10 Version 1809 for x86-based Systems update: ~ 4562KB

    Description: ComponentUpdate:https://support.microsoft.com/help/5055769

  • 2025-04 Dynamic Update for Windows 10 Version 1507 (KB5055770) Locale: All Deployment: Catalog Classification: High Priority, Non-Security Supersedes: KB5050121 on Windows 10 Version 1507 Target platforms: Windows 10 Version 1507 Approximate file sizes:

    • 2025-04 Dynamic Update for Windows 10 Version 1507 for x64-based Systems update: ~ 18684KB

    • 2025-04 Dynamic Update for Windows 10 Version 1507 for x86-based Systems update: ~ 15405KB

    Description: ComponentUpdate:https://support.microsoft.com/help/5055770

  • 2025-04 Dynamic Update for Microsoft server operating system, version 22H2 for x64-based Systems (KB5055771) Locale: All Deployment: WSUS and Catalog Classification: High Priority, Non-Security Supersedes: KB5050201 on Microsoft server operating system, version 22H2 Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-04 Dynamic Update for Microsoft server operating system, version 22H2 for x64-based Systems update: ~ 11213KB

    • 2025-04 Dynamic Update for Microsoft server operating system for x64-based Systems update: ~ 11213KB

    Description: ComponentUpdate:https://support.microsoft.com/help/5055771

  • 2025-04 Dynamic Update for Windows 10 Version 21H2 & Update for Windows 10 Version 22H2 (KB5056474) Locale: All Deployment: WSUS and Catalog Classification: High Priority, Non-Security Supersedes: KB5046905 on Windows 10 Version 21H2 & Update for Windows 10 Version 22H2 Target platforms:Windows 10 Version 21H2 & Update for Windows 10 Version 22H2 Approximate file sizes:

    • 2025-04 Dynamic Update for Windows 10 Version 22H2 for ARM64-based Systems update: ~ 19140KB

    • 2025-04 Dynamic Update for Windows 10 Version 21H2 for x86-based Systems update: ~ 17810KB

    • 2025-04 Dynamic Update for Windows 10 Version 22H2 for x64-based Systems update: ~ 21050KB

    Description: SetupUpdate:https://support.microsoft.com/help/5056474 ​​​​​​​

Tuesday, March 11, 2025

This is a summary of the new and changed content to be released on Tuesday, March 11, 2025.

New security content:​​​​​​​​​​​​​​

  • 2025-03 Cumulative Security Update for Internet Explorer (KB5053593) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Moderate Supersedes: KB5051972 on Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2, and Windows Server 2008 Target platforms: Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2, and Windows Server 2008 Approximate file sizes:

    • 2025-03 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 R2 for x64-based systems update: ~ 56499KB

    • 2025-03 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 for x64-based systems update: ~ 48406KB

    • 2025-03 Cumulative Security Update for Internet Explorer 11 for Windows Server 2008 R2 for x64-based systems update: ~ 56811KB

    • 2025-03 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 for x86-based systems update: ~ 13158KB

    • 2025-03 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 for x64-based systems update: ~ 26236KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5053593

  • 2025-03 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-based Systems (KB5053620) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052016 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-03 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-based Systems update: ~ 422678KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5053620

  • 2025-03 Security Only Quality Update for Windows Server 2008 R2 for x64-based Systems (KB5053627) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB4339284 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-03 Security Only Quality Update for Windows Server 2008 R2 for x64-based Systems update: ~ 50505KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5053627

  • 2025-03 Cumulative security Hotpatch for Azure Stack HCI, version 21H2 and Windows Server 2022 Datacenter: Azure Edition for x64-based Systems (KB5053638) Locale: All Deployment: WSUS Classification: Security Updates Security severity rating: Critical Supersedes: KB5052106 on Azure Stack HCI, version 21H2 and Windows Server 2022 Datacenter: Azure Edition Target platforms: Azure Stack HCI, version 21H2 and Windows Server 2022 Datacenter: Azure Edition Approximate file sizes:

    • 2025-03 Cumulative security Hotpatch for Azure Stack HCI, version 21H2 and Windows Server 2022 Datacenter: Azure Edition for x64-based Systems update: ~ 36869KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. https://support.microsoft.com/help/5053638

  • 2025-03 Security Monthly Quality Rollup for Windows Server 2012 (KB5053886) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052020 on Windows Server 2012 Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-03 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems update: ~ 457000KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5053886

  • 2025-03 Security Monthly Quality Rollup for Windows Server 2012 R2 (KB5053887) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052042 on Windows Server 2012 R2 Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-03 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems update: ~ 595000KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5053887

  • 2025-03 Security Monthly Quality Rollup for Windows Server 2008 (KB5053888) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052038 on Windows Server 2008 Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-03 Security Monthly Quality Rollup for Windows Server 2008 for x86-based Systems update: ~ 166098KB

    • 2025-03 Security Monthly Quality Rollup for Windows Server 2008 for x64-based Systems update: ~ 245632KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.  https://support.microsoft.com/help/5053888

  • 2025-03 Security Only Quality Update for Windows Server 2008 (KB5053995) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-03 Security Only Quality Update for Windows Server 2008 for x86-based Systems update: ~ 29488KB

    • 2025-03 Security Only Quality Update for Windows Server 2008 for x64-based Systems update: ~ 45271KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.  https://support.microsoft.com/help/5053995

  • 2025-03 Cumulative Update for Windows Server 2016 and Windows 10 Version 1607 (KB5053594) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052006 on Windows Server 2016 and Windows 10 Version 1607 Target platforms: Windows Server 2016 and Windows 10 Version 1607 Approximate file sizes:

    • 2025-03 Cumulative Update for Windows Server 2016 for x64-based Systems update: ~ 1600000KB

    • 2025-03 Cumulative Update for Windows 10 Version 1607 for x86-based Systems update: ~ 922000KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.  https://support.microsoft.com/help/5053594

  • 2025-03 Cumulative Update for Windows Server 2019 and Windows 10 Version 1809 (KB5053596) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052000 on Windows Server 2019 and Windows 10 Version 1809 Target platforms: Windows Server 2019 and Windows 10 Version 1809 Approximate file sizes:

    • 2025-03 Cumulative Update for Windows Server 2019/Windows 10 Version 1809 for x64-based Systems update: ~ 664000KB

    • 2025-03 Cumulative Update for Windows 10 Version 1809 for x86-based Systems update: ~ 362000KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.  https://support.microsoft.com/help/5053596

  • 2025-03 Cumulative Update for Microsoft server operating system, version 22H2 for x64-based Systems (KB5053603) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5051979 on Microsoft server operating system, version 22H2 Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-03 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems update: ~ 356000KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.  https://support.microsoft.com/help/5053603

  • 2025-03 Cumulative Update for Windows 10 Version 22H2 and Windows 10 Version 21H2 (KB5053606) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes:

    • KB5051974 on Windows 10 Version 21H2

    • KB5052077 on Windows 10 Version 22H2

    Target platforms: Windows 10 Version 22H2 and Windows 10 Version 21H2 Approximate file sizes:

    • 2025-03 Cumulative Update for Windows 10 Version 22H2/Windows 10 Version 21H2 for x86-based Systems update: ~ 370000KB

    • 2025-03 Dynamic Cumulative Update for Windows 10 Version 22H2 for x64-based Systems update: ~ 647000KB

    • 2025-03 Dynamic Cumulative Update for Windows 10 Version 21H2 for ARM64-based Systems update: ~ 607000KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.  https://support.microsoft.com/help/5053606

  • 2025-03 Cumulative Update for Windows 10 Version 1507 (KB5053618) Locale: All Deployment: Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052040 on Windows 10 Version 1507 Target platforms: Windows 10 Version 1507 Approximate file sizes:

    • 2025-03 Cumulative Update for Windows 10 Version 1507 for x86-based Systems update: ~ 742000KB

    • 2025-03 Cumulative Update for Windows 10 Version 1507 for x64-based Systems update: ~ 1200000KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5053618

  • 2025-03 Servicing Stack Update for Windows Server 2016 and Windows 10 Version 1607 (KB5054006) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050109 on Windows Server 2016 and Windows 10 Version 1607 Target platforms: Windows Server 2016 and Windows 10 Version 1607 Approximate file sizes:

    • 2025-03 Servicing Stack Update for Windows Server 2016/Windows 10 Version 1607 for x64-based Systems update: ~ 12031KB

    • 2025-03 Servicing Stack Update for Windows 10 Version 1607 for x86-based Systems update: ~ 5557KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5054006

  • 2025-03 Servicing Stack Update for Windows 10 Version 1507 (KB5054008) Locale: All Deployment: Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052423 on Windows 10 Version 1507 Target platforms: Windows 10 Version 1507 Approximate file sizes:

    • 2025-03 Servicing Stack Update for Windows 10 Version 1507 for x64-based Systems update: ~ 12020KB

    • 2025-03 Servicing Stack Update for Windows 10 Version 1507 for x86-based Systems update: ~ 5490KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5054008

Tuesday, February 11, 2025

This is a summary of the new and changed content to be released on Tuesday, February 11, 2025.

New security content:​​​​​​​​​​​​​​

  • 2025-02 Cumulative Security Update for Internet Explorer (KB5051972) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Moderate Supersedes: KB5049994 on Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2, and Windows Server 2008 Target platforms: Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2, and Windows Server 2008 Approximate file sizes:

    • 2025-02 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 R2 for x64-based systems update: ~ 56320KB

    • 2025-02 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 for x64-based systems update: ~ 76800KB

    • 2025-02 Cumulative Security Update for Internet Explorer 11 for Windows Server 2008 R2 for x64-based systems update: ~ 53033KB

    • 2025-02 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 for x86-based systems update: ~ 13165KB

    • 2025-02 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 for x64-based systems update: ~ 26237KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5051972

  • 2025-02 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-based Systems (KB5052016) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050049 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-02 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-based Systems update: ~ 413000KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5052016

  • 2025-02 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems (KB5052020) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050004 on Windows Server 2012 Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-02 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems update: ~ 457000KB

    Description:

    A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.

     https://support.microsoft.com/help/5052020

  • 2025-02 Security Only Quality Update for Windows Server 2008 R2 for x64-based Systems (KB5052032) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB3200006 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-02 Security Only Quality Update for Windows Server 2008 R2 for x64-based Systems update: ~ 39300KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.  https://support.microsoft.com/help/5052032

  • 2025-02 Security Monthly Quality Rollup for Windows Server 2008 (KB5052038) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050063 on Windows Server 2008 Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-02 Security Monthly Quality Rollup for Windows Server 2008 for x86-based Systems update: ~ 162000KB

    • 2025-02 Security Monthly Quality Rollup for Windows Server 2008 for x64-based Systems update: ~ 240000KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.  https://support.microsoft.com/help/5052038

  • 2025-02 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems (KB5052042) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050048 on Windows Server 2012 R2 Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-02 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems update: ~ 595000KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.  https://support.microsoft.com/help/5052042

  • 2025-02 Security Only Quality Update for Windows Server 2008 (KB5052072) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-02 Security Only Quality Update for Windows Server 2008 for x64-based Systems update: ~ 39230KB

    • 2025-02 Security Only Quality Update for Windows Server 2008 for x86-based Systems update: ~ 28186KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.  https://support.microsoft.com/help/5052072

  • 2025-02 Cumulative security Hotpatch for Azure Stack HCI, version 21H2 and Windows Server 2022 Datacenter: Azure Edition for x64-based Systems (KB5052106) Locale: All Deployment: WSUS Classification: Security Updates Security severity rating: Critical Target platforms: Azure Stack HCI, version 21H2 and Windows Server 2022 Datacenter: Azure Edition Approximate file sizes:

    • 2025-02 Cumulative security Hotpatch for Azure Stack HCI, version 21H2 and Windows Server 2022 Datacenter: Azure Edition for x64-based Systems update: ~ 18038KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information.https://support.microsoft.com/help/5052106

  • 2025-02 Cumulative Update for Windows 10 Version 22H2 and Windows 10 Version 21H2 (KB5051974) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5049981 on Windows 10 Version 22H2 and Windows 10 Version 21H2 Target platforms: Windows 10 Version 22H2 and Windows 10 Version 21H2 Approximate file sizes:

    • 2025-02 Cumulative Update for Windows 10 Version 22H2/Windows 10 Version 21H2 for ARM64-based Systems update: ~ 618496KB

    • 2025-02 Dynamic Cumulative Update for Windows 10 Version 21H2 for x86-based Systems update: ~ 377856KB

    • 2025-02 Cumulative Update for Windows 10 Version 22H2/Windows 10 Version 21H2 for x64-based Systems update: ~ 660480KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5051974

  • 2025-02 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5051979) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5052819 on Microsoft server operating system, version 22H2 Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-02 Cumulative Update for Microsoft server operating system, version 22H2 for x64-based Systems update: ~ 360416KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.  https://support.microsoft.com/help/5051979

  • 2025-02 Cumulative Update for Windows Server 2019 and Windows 10 Version 1809 (KB5052000) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050008 on Windows Server 2019 and Windows 10 Version 1809 Target platforms: Windows Server 2019 and Windows 10 Version 1809 Approximate file sizes:

    • 2025-02 Cumulative Update for Windows Server 2019/Windows 10 Version 1809 for x64-based Systems update: ~ 673476KB

    • 2025-02 Cumulative Update for Windows 10 Version 1809 for x86-based Systems update: ~ 369780KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5052000

  • 2025-02 Cumulative Update for Windows Server 2016 and Windows 10 Version 1607 (KB5052006) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5049993 on Windows Server 2016 and Windows 10 Version 1607 Target platforms: Windows Server 2016 and Windows 10 Version 1607 Approximate file sizes:

    • 2025-02 Cumulative Update for Windows Server 2016 for x64-based Systems update: ~ 1708360KB

    • 2025-02 Cumulative Update for Windows 10 Version 1607 for x86-based Systems update: ~ 942512KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5052006

  • 2025-02 Cumulative Update for Windows 10 Version 1507 (KB5052040) Locale: All Deployment: Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050013 on Windows 10 Version 1507 Target platforms: Windows 10 Version 1507 Approximate file sizes:

    • 2025-02 Cumulative Update for Windows 10 Version 1507 for x64-based Systems update: ~ 1290578KB

    • 2025-02 Cumulative Update for Windows 10 Version 1507 for x86-based Systems update: ~ 759543KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.  https://support.microsoft.com/help/5052040

  • 2025-02 Servicing Stack Update for Windows Server 2012 R2 for x64-based Systems (KB5052108) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050115 on Windows Server 2012 R2 Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-02 Servicing Stack Update for Windows Server 2012 R2 for x64-based Systems update: ~ 10793KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.  https://support.microsoft.com/help/5052108

  • 2025-02 Servicing Stack Update for Windows Server 2012 for x64-based Systems (KB5052109) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050116 on Windows Server 2012 Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-02 Servicing Stack Update for Windows Server 2012 for x64-based Systems update: ~ 10216KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5052109

  • 2025-02 Servicing Stack Update for Windows 10 Version 1507 (KB5052423) Locale: All Deployment: Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5050112 on Windows 10 Version 1507 Target platforms: Windows 10 Version 1507 Approximate file sizes:

    • 2025-02 Servicing Stack Update for Windows 10 Version 1507 for x64-based Systems update: ~ 12264KB

    • 2025-02 Servicing Stack Update for Windows 10 Version 1507 for x86-based Systems update: ~ 5576KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5052423 ​​​​​​​

Tuesday, January 14, 2025

This is a summary of the new and changed content to be released on Tuesday, January 14, 2025.

New security content:​​​​​​​​​​​​​​

  • 2025-01 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 for x64 (KB5049609) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-01 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 for x64 update: ~ 48743KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049609

  • 2025-01 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 for x64 (KB5049610) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-01 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 for x64 update: ~ 58061KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049610

  • 2025-01 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2008 R2 and Windows Server 2008 (KB5049611) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2008 R2 and Windows Server 2008 Approximate file sizes:

    • 2025-01 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2008 R2/Windows Server 2008 for x64 update: ~ 47104KB

    • 2025-01 Security and Quality Rollup for .NET Framework 4.6.2 for Windows Server 2008 SP2 update: ~ 45773KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049611

  • 2025-01 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 for x64 (KB5049616) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-01 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 for x64 update: ~ 48026KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049616

  • 2025-01 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 R2 for x64 (KB5049618) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-01 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 R2 for x64 update: ~ 61338KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049618

  • 2025-01 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2008 R2 for x64 (KB5049619) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-01 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2008 R2 for x64 update: ~ 45875KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049619

  • 2025-01 Security Only Update for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2008 R2 and Windows Server 2008 (KB5049627) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2008 R2 and Windows Server 2008 Approximate file sizes:

    • 2025-01 Security Only Update for .NET Framework 4.6.2 for Windows Server 2008 R2/Windows Server 2008 SP2 for x64 update: ~ 3277KB

    • 2025-01 Security Only Update for .NET Framework 4.6.2 for Windows Server 2008 SP2 update: ~ 2355KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049627

  • 2025-01 Security Only Update for .NET Framework 4.8 for Windows Server 2008 R2 for x64 (KB5049628) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-01 Security Only Update for .NET Framework 4.8 for Windows Server 2008 R2 for x64 update: ~ 2355KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049628

  • 2025-01 Cumulative Security Update for Internet Explorer (KB5049994) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Moderate Supersedes: KB5046630 on Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2, and Windows Server 2008 Target platforms: Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2, and Windows Server 2008 Approximate file sizes:

    • 2025-01 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 R2 for x64-based systems update: ~ 54313KB

    • 2025-01 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 for x64-based systems update: ~ 54313KB

    • 2025-01 Cumulative Security Update for Internet Explorer 11 for Windows Server 2008 R2 for x64-based systems update: ~ 54313KB

    • 2025-01 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 for x86-based systems update: ~ 33311KB

    • 2025-01 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 for x64-based systems update: ~ 54313KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049994

  • 2025-01 Security Monthly Quality Rollup for Windows Server 2012 (KB5050004) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5048699 on Windows Server 2012 Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-01 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems update: ~ 466862KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050004 ​​​​​​​

  • 2025-01 Security Only Quality Update for Windows Server 2008 R2 for x64-based Systems (KB5050006) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB4055038 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-01 Security Only Quality Update for Windows Server 2008 R2 for x64-based Systems update: ~ 62300KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050006

  • 2025-01 Security Monthly Quality Rollup for Windows Server 2012 R2 (KB5050048) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5048735 on Windows Server 2012 R2 Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-01 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems update: ~ 608993KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050048

  • 2025-01 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-based Systems (KB5050049) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5048695 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-01 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-based Systems update: ~ 421949KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050049

  • 2025-01 Security Only Quality Update for Windows Server 2008 (KB5050061) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-01 Security Only Quality Update for Windows Server 2008 for x64-based Systems update: ~ 48446KB

    • 2025-01 Security Only Quality Update for Windows Server 2008 for x86-based Systems update: ~ 30945KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050061

  • 2025-01 Security Monthly Quality Rollup for Windows Server 2008 (KB5050063) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5048710 on Windows Server 2008 Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-01 Security Monthly Quality Rollup for Windows Server 2008 for x86-based Systems update: ~ 165775KB

    • 2025-01 Security Monthly Quality Rollup for Windows Server 2008 for x64-based Systems update: ~ 245443KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050063 

  • 2025-01 Security Only Update for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2008 R2 for x64 (KB5050180) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-01 Security Only Update for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2008 R2 for x64 update: ~ 2765KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050180

  • 2025-01 Security Only Update for .NET Framework 4.6.2 for Windows Server 2008 (KB5050181) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-01 Security Only Update for .NET Framework 4.6.2 for Windows Server 2008 SP2 update: ~ 4198KB

    • 2025-01 Security Only Update for .NET Framework 4.6.2 for Windows Server 2008 SP2 for x64 update: ~ 8090KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050181

  • 2025-01 Security and Quality Rollup for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2008 R2 for x64 (KB5050183) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5046543 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-01 Security and Quality Rollup for .NET Framework 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2008 R2 for x64 update: ~ 2765KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050183

  • 2025-01 Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 for x64 (KB5050184) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5046544 on Windows Server 2012 Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-01 Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 for x64 update: ~ 2765KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050184

  • 2025-01 Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 R2 for x64 (KB5050185) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5046545 on Windows Server 2012 R2 Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-01 Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 R2 for x64 update: ~ 29901KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050185

  • 2025-01 Security and Quality Rollup for .NET Framework 2.0, 3.0, 3.5 SP1, 4.6.2 for Windows Server 2008 (KB5050186) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5046546 on Windows Server 2008 Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-01 Security and Quality Rollup for .NET Framework 2.0, 3.0, 3.5 SP1, 4.6.2 for Windows Server 2008 SP2 for x64 update: ~ 8090KB

    • 2025-01 Security and Quality Rollup for .NET Framework 2.0, 3.0, 3.5 SP1, 4.6.2 for Windows Server 2008 SP2 update: ~ 4198KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050186

  • 2025-01 Security Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5050410) Locale: All Deployment: Automatic Updates Classification: Security Updates Security severity rating: Important Supersedes: KB5048238 on Microsoft server operating system version 21H2 Target platforms: Microsoft server operating system version 21H2 Approximate file sizes:

    • 2025-01 Security Update for Microsoft server operating system version 21H2 for x64-based Systems update: ~ 193KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050410

  • 2025-01 Security Update for Windows 10 Version 22H2 and Windows 10 Version 21H2 (KB5050411) Locale: All Deployment: Important/Automatic Updates Classification: Security Updates Security severity rating: Important Supersedes: KB5048239 on Windows 10 Version 22H2 and Windows 10 Version 21H2 Target platforms: Windows 10 Version 22H2 and Windows 10 Version 21H2 Approximate file sizes:

    • 2025-01 Security Update for Windows 10 Version 22H2/Windows 10 Version 21H2 for x86-based Systems update: ~ 196KB

    • 2025-01 Security Update for Windows 10 Version 22H2/Windows 10 Version 21H2 for x64-based Systems update: ~ 195KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050411

  • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows Server 2019 and Windows 10 Version 1809 (KB5049608) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2019 and Windows 10 Version 1809 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows Server 2019/Windows 10 Version 1809 for x64 update: ~ 86630KB

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10 Version 1809 for ARM64 update: ~ 48333KB

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10 Version 1809 update: ~ 48333KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049608

  • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 and Windows 10 Version 21H2 (KB5049613) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows 10 Version 22H2 and Windows 10 Version 21H2 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2/Windows 10 Version 21H2 update: ~ 48845KB

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2/Windows 10 Version 21H2 for ARM64 update: ~ 48845KB

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2/Windows 10 Version 21H2 for x64 update: ~ 77926KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049613

  • 2025-01 Cumulative Update for .NET Framework 4.8 for Windows Server 2016 and Windows 10 Version 1607 (KB5049614) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5046266 on Windows Server 2016 and Windows 10 Version 1607 Target platforms: Windows Server 2016 and Windows 10 Version 1607 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 4.8 for Windows Server 2016/Windows 10 Version 1607 for x64 update: ~ 61338KB

    • 2025-01 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1607 update: ~ 34304KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049614

  • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2019 and Windows 10 Version 1809 (KB5049615) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows Server 2019 and Windows 10 Version 1809 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2019/Windows 10 Version 1809 for x64 update: ~ 91034KB

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 1809 update: ~ 51507KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049615

  • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Microsoft server operating system version 21H2 for x64 (KB5049617) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Microsoft server operating system version 21H2 for x64 update: ~ 73933KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049617

  • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2 for x64 (KB5049620) Locale: All Deployment: Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5046270 on Microsoft server operating system, version 23H2 Target platforms: Microsoft server operating system, version 23H2 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2 for x64 update: ~ 72909KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049620

  • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2 and Windows 10 Version 21H2 (KB5049621) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Windows 10 Version 22H2 and Windows 10 Version 21H2 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2/Windows 10 Version 21H2 for x64 update: ~ 77005KB

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2/Windows 10 Version 21H2 update: ~ 48026KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049621

  • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11 (KB5049624) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5048163 on Windows 11 Target platforms: Windows 11 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 for x64 update: ~ 73728KB

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 22H2 for ARM64 update: ~ 90931KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049624

  • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 22H2 for x64 (KB5049625) Locale: All Deployment: Catalog Classification: Security Updates Security severity rating: Important Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 21H2 for x64 update: ~ 73840KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049625

  • 2025-01 Cumulative Update for Windows 10 Version 22H2 and Windows 10 Version 21H2 (KB5049981) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5048652 on Windows 10 Version 22H2 and Windows 10 Version 21H2 Target platforms: Windows 10 Version 22H2 and Windows 10 Version 21H2 Approximate file sizes:

    • 2025-01 Dynamic Cumulative Update for Windows 10 Version 21H2 for x64-based Systems update: ~ 687647KB

    • 2025-01 Dynamic Cumulative Update for Windows 10 Version 22H2 for ARM64-based Systems update: ~ 643963KB

    • 2025-01 Dynamic Cumulative Update for Windows 10 Version 22H2 for x86-based Systems update: ~ 389263KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5049981

  • 2025-01 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5049983) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5048654 on Microsoft server operating system, version 22H2 Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-01 Cumulative Update for Microsoft server operating system, version 22H2 for x64-based Systems update: ~ 356710KB

    • 2025-01 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems update: ~ 356710KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5049983

  • 2025-01 Cumulative Update for Windows Server 2016 and Windows 10 Version 1607 (KB5049993) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5048671 on Windows Server 2016 and Windows 10 Version 1607 Target platforms: Windows Server 2016 and Windows 10 Version 1607 Approximate file sizes:

    • 2025-01 Cumulative Update for Windows Server 2016 for x64-based Systems update: ~ 0KB

    • 2025-01 Cumulative Update for Windows 10 Version 1607 for x86-based Systems update: ~ 942398KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5049993

  • 2025-01 Cumulative Update for Windows Server 2019 and Windows 10 Version 1809 (KB5050008) Locale: All Deployment: WSUS and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5048661 on Windows Server 2019 and Windows 10 Version 1809 Target platforms: Windows Server 2019 and Windows 10 Version 1809 Approximate file sizes:

    • 2025-01 Cumulative Update for Windows Server 2019/Windows 10 Version 1809 for x64-based Systems update: ~ 672666KB

    • 2025-01 Cumulative Update for Windows 10 Version 1809 for x86-based Systems update: ~ 367268KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050008

  • 2025-01 Cumulative Update for Windows 10 Version 1507 (KB5050013) Locale: All Deployment: Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5048703 on Windows 10 Version 1507 Target platforms: Windows 10 Version 1507 Approximate file sizes:

    • 2025-01 Cumulative Update for Windows 10 Version 1507 for x64-based Systems update: ~ 0KB

    • 2025-01 Cumulative Update for Windows 10 Version 1507 for x86-based Systems update: ~ 766566KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050013

  • 2025-01 Servicing Stack Update for Windows Server 2016 and Windows 10 Version 1607 (KB5050109) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5043124 on Windows Server 2016 and Windows 10 Version 1607 Target platforms: Windows Server 2016 and Windows 10 Version 1607 Approximate file sizes:

    • 2025-01 Servicing Stack Update for Windows Server 2016/Windows 10 Version 1607 for x64-based Systems update: ~ 12001KB

    • 2025-01 Servicing Stack Update for Windows 10 Version 1607 for x86-based Systems update: ~ 5530KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5050109

  • 2025-01 Servicing Stack Update for Windows 10 Version 1507 (KB5050112) Locale: All Deployment: Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5043936 on Windows 10 Version 1507 Target platforms: Windows 10 Version 1507 Approximate file sizes:

    • 2025-01 Servicing Stack Update for Windows 10 Version 1507 for x86-based Systems update: ~ 5581KB

    • 2025-01 Servicing Stack Update for Windows 10 Version 1507 for x64-based Systems update: ~ 12278KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5050112

  • 2025-01 Servicing Stack Update for Windows Server 2012 R2 for x64-based Systems (KB5050115) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5044411 on Windows Server 2012 R2 Target platforms: Windows Server 2012 R2 Approximate file sizes:

    • 2025-01 Servicing Stack Update for Windows Server 2012 R2 for x64-based Systems update: ~ 10803KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5050115

  • 2025-01 Servicing Stack Update for Windows Server 2012 for x64-based Systems (KB5050116) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5044413 on Windows Server 2012 Target platforms: Windows Server 2012 Approximate file sizes:

    • 2025-01 Servicing Stack Update for Windows Server 2012 for x64-based Systems update: ~ 10271KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5050116

  • 2025-01 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019 and Windows 10 Version 1809 (KB5050182) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5046540 on Windows Server 2019 and Windows 10 Version 1809 Target platforms: Windows Server 2019 and Windows 10 Version 1809 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019/Windows 10 Version 1809 for x64 update: ~ 86630KB

    • 2025-01 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10 Version 1809 update: ~ 48333KB

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10 Version 1809 for ARM64 update: ~ 48333KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050182

  • 2025-01 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5050187) Locale: All Deployment: Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5046547 on Microsoft server operating system version 21H2 Target platforms: Microsoft server operating system version 21H2 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system version 21H2 for x64 update: ~ 73933KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050187

  • 2025-01 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 (KB5050188) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5048292 on Windows 10 Version 22H2 Target platforms: Windows 10 Version 22H2 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 update: ~ 48845KB

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 for ARM64 update: ~ 48845KB

    • 2025-01 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 for x64 update: ~ 77926KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050188

  • 2025-01 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system, version 22H2 for x64 (KB5050190) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5046539 on Microsoft server operating system, version 22H2 Target platforms: Microsoft server operating system, version 22H2 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system, version 22H2 for x64 update: ~ 73933KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050190

  • 2025-01 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 (KB5050416) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Important Supersedes: KB5046541 on Windows 10 Version 21H2 Target platforms: Windows 10 Version 21H2 Approximate file sizes:

    • 2025-01 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 update: ~ 48845KB

    • 2025-01 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 for ARM64 update: ~ 48845KB

    • 2025-01 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 for x64 update: ~ 77926KB

    Description: A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.https://support.microsoft.com/help/5050416

  • 2025-01 Servicing Stack Update for Windows Server 2008 R2 for x64-based Systems (KB5050681) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5039339 on Windows Server 2008 R2 Target platforms: Windows Server 2008 R2 Approximate file sizes:

    • 2025-01 Servicing Stack Update for Windows Server 2008 R2 for x64-based Systems update: ~ 9441KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5050681

  • 2025-01 Servicing Stack Update for Windows Server 2008 (KB5050682) Locale: All Deployment: Important/Automatic Updates, WSUS, and Catalog Classification: Security Updates Security severity rating: Critical Supersedes: KB5039341 on Windows Server 2008 Target platforms: Windows Server 2008 Approximate file sizes:

    • 2025-01 Servicing Stack Update for Windows Server 2008 for x64-based Systems update: ~ 8868KB

    • 2025-01 Servicing Stack Update for Windows Server 2008 for x86-based Systems update: ~ 3932KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5050682

New nonsecurity content:​​​​​​​

  • 2025-01 Dynamic Update for Windows 10 Version 1607 (KB5050120) Locale: All Deployment: Automatic Updates and Catalog Classification: High Priority, Non-Security Supersedes: KB5046911 on Windows 10 Version 1607 Target platforms: Windows 10 Version 1607 Approximate file sizes:

    • 2025-01 Dynamic Update for Windows 10 Version 1607 for x86-based Systems update: ~ 14029KB

    • 2025-01 Dynamic Update for Windows 10 Version 1607 for x64-based Systems update: ~ 16569KB

    Description: ComponentUpdate:https://support.microsoft.com/help/5050120

  • 2025-01 Dynamic Update for Windows 10 Version 1507 (KB5050121) Locale: All Deployment: Catalog Classification: High Priority, Non-Security Supersedes: KB5046914 on Windows 10 Version 1507 Target platforms: Windows 10 Version 1507 Approximate file sizes:

    • 2025-01 Dynamic Update for Windows 10 Version 1507 for x64-based Systems update: ~ 16138KB

    • 2025-01 Dynamic Update for Windows 10 Version 1507 for x86-based Systems update: ~ 13824KB

    Description: ComponentUpdate:https://support.microsoft.com/help/5050121

  • 2025-01 Dynamic Update for Windows 10 Version 1809 (KB5050198) Locale: All Deployment: WSUS and Catalog Classification: High Priority, Non-Security Supersedes: KB5046912 on Windows 10 Version 1809 Target platforms: Windows 10 Version 1809 Approximate file sizes:

    • 2025-01 Dynamic Update for Windows 10 Version 1809 for x86-based Systems update: ~ 3666KB

    • 2025-01 Dynamic Update for Windows 10 Version 1809 for x64-based Systems update: ~ 6431KB

    Description: ComponentUpdate:https://support.microsoft.com/help/5050198

  • 2025-01 Dynamic Update for Windows 10 Version 21H2 (KB5050199) Locale: All Deployment: WSUS and Catalog Classification: High Priority, Non-Security Supersedes: KB5046913 on Windows 10 Version 21H2 Target platforms: Windows 10 Version 21H2 Approximate file sizes:

    • 2025-01 Dynamic Update for Windows 10 Version 21H2 for x64-based Systems update: ~ 8643KB

    • 2025-01 Dynamic Update for Windows 10 Version 22H2 for ARM64-based Systems update: ~ 11602KB

    • 2025-01 Dynamic Update for Windows 10 Version 22H2 for x86-based Systems update: ~ 4352KB

    Description: ComponentUpdate:https://support.microsoft.com/help/5050199

  • 2025-01 Dynamic Update for Microsoft server operating system for x64-based Systems (KB5050201) Locale: All Deployment: WSUS and Catalog Classification: High Priority, Non-Security Supersedes: KB5046916 on Microsoft server operating system Target platforms: Microsoft server operating system Approximate file sizes:

    • 2025-01 Dynamic Update for Microsoft server operating system for x64-based Systems update: ~ 6789KB

    Description: ComponentUpdate:https://support.microsoft.com/help/5050201

  • 2025-01 Update for Windows 11 Version 24H2 (KB5050575) Locale: All Deployment: Automatic Updates Classification: High Priority, Non-Security Target platforms: Windows 11 Version 24H2 Approximate file sizes:

    • 2025-01 Update for Windows 11 Version 24H2 for ARM64-based Systems update: ~ 1720KB

    • 2025-01 Update for Windows 11 Version 24H2 for x64-based Systems update: ~ 1628KB

    Description: Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.https://support.microsoft.com/help/5050575​​​​​​​

References

For more information about the Software Update Services and Windows Server Update Services changes that occurred before January 14, 2025, go to the following Microsoft websites to check the content for each year:

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