IMPORTANT Some customers who use Windows Server 2008 R2 SP1 and have activated their ESU multiple activation key (MAK) add-on before installing the January 14, 2020 updates might need to re-activate their key. Re-activation on the affected devices should only be required once. For information on activation, see this blog post.

This security update resolves the following vulnerabilities: A "remote code execution" vulnerability exists when .NET Framework does not validate input correctly. An attacker who successfully exploits this vulnerability could take control of an affected system. An attacker could then install programs; view, change, or delete data; or create new ...

5018523 Description of the Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows 8.1, RT 8.1, and Windows Server 2012 R2 (KB5018523) 5018519 Description of the Security and Quality Rollup for .NET Framework 4.8 for Windows 8.1, RT 8.1, and Windows Server 2012 R2 (KB5018519)

This article describes a "0x80092004" error that users may experience when they try to install the July 2018 Security and Quality Rollup update KB4340557 or KB4340558 on Windows 8.1, Windows Server 2012 R2, or Windows Server 2012 after they install the June 2018 .NET Framework Preview of Quality Rollup updates KB4291497 or KB4291495 on systems ...

How to obtain and install the update. Before installing this update. Prerequisite: To apply this update, you must have .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, or 4.7.2 installed. Install this update. Update removal information. Note We do not recommend that you remove any security update.

Security Only Update for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 8.1 and Windows Server 2012 R2 (KB4534978) - Microsoft Support.

Release Date: February 7, 2022. Version: .NET Framework 4.7.2. The February 7, 2022 update for Windows 10, version 1607 and Server 2016 includes improvements in .NET Framework 4.7.2. Before you install this update, see the Prerequisites and Restart requirement sections. Summary. Security improvements.

This article describes an update for Microsoft .NET Framework 4.7.2 on Windows 10, version 1607; Windows 10, version 1703 (Catalog download only), and Windows Server 2016 (Catalog download only).

Microsoft .NET Framework 4.6 Microsoft .NET Framework 4.6.1 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2 Summary An elevation of privilege vulnerability exists when the .NET Framework common language runtime (CLR) allows file creation in arbitrary locations.

To exploit the vulnerability, an attacker would first have to access the local computer, and then run a malicious program. This update addresses the vulnerability by correcting how .NET Framework enables COM objects. To learn more about this vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2018-8202.