Windows 11 · 22H2 · .NET Framework update

Cumulative Update for .NET Framework for Windows 11, version 23H2 - KB5127692 (22621.9363)

Windows 11 22H2: Regular servicing ended; LTSC editions have separate lifecycles

Microsoft release information · Verified Oct 13, 2026

This is a .NET Framework package for Windows 11 22H2, not an operating-system build. Its history below lists other .NET packages on the 22621 base.

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AI summary

Using your supplied release identity, KB5127692 is the October 13, 2026 cumulative update for .NET Framework 3.5 and 4.8.1 on Windows 11, version 22H2 (Release). It addresses .NET security vulnerabilities; the notes list no new quality or reliability improvements. Microsoft release notes

Generated from the package's release notes and forum coverage. Verify against Microsoft's release-health page before acting on it.

Known issues — reported on the forum

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In the news

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Discussed on the forum

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