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Release Date:
September 13, 2022

Version:
.NET Framework 3.5, 4.8 and 4.8.1

Summary

This article describes the Cumulative Update for 3.5, 4.8 and 4.8.1 for Windows 11.

Security Improvements

This security update addresses an issue where an attacker could convince a local user to open a specially crafted file which could execute malicious code on an affected system. For more information please see CVE-2022-26929.

Quality and Reliability Improvements

For a list of improvements that were released with this update, please see the article links in the Additional Information section of this article.

Known issues in this update

Microsoft is not currently aware of any issues in this update.

Additional information about this update

The following articles contain additional information about this update as it relates to individual product versions.

  • 5017024 Description of the Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 11 (KB5017024)

  • 5017029 Description of the Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11 (KB5017029)

How to get this update

Release Channel

Available

Next Step

Windows Update and Microsoft Update

Yes

None. This update will be downloaded and installed automatically from Windows Update.

Windows Update for Business

Yes

None. This update will be downloaded and installed automatically from Windows Update.

Microsoft Update Catalog

Yes

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Windows Server Update Services (WSUS)

Yes

This update will automatically sync with WSUS if you configure as follows:

Product:Windows 11

Classification: Security Updates

How to obtain help and support for this update

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