- October 14, 2025-KB5066131 Cumulative Update for . NET Framework 3. 5 and . . .
The October 14, 2025 update for Windows 11, version 24H2 and Microsoft server operating system version 24H2 includes security and cumulative reliability improvements in NET Framework 3 5 and 4 8 1 We recommend that you apply this update as part of your regular maintenance routines Before you install this update, see the Prerequisites and Restart requirement sections Summary Security
- . NET 8. 0 Update - February 10, 2026 - Microsoft Support
NET 8 0 has been refreshed with the latest update as of February 10, 2026 This update contains security fixes See the release notes for details about updated packages NET 8 0 servicing updates are upgrades The latest servicing update for 8 0 will remove the previous 8 0 update upon successful installation For example, when the NET 8 0 24 is installed NET 8 0 23 version will be removed
- January 29, 2026-KB5074828 Cumulative Update Preview for . NET Framework . . .
The January 29, 2026 update for Windows 11, version 25H2 includes security and cumulative reliability improvements in NET Framework 3 5 and 4 8 1 We recommend that you apply this update as part of your regular maintenance routines Before you install this update, see the Prerequisites and Restart requirement sections Summary Security Improvements There are no new security improvements in
- . NET 9. 0 Update - March 10, 2026 - Microsoft Support
NET 9 0 has been refreshed with the latest update as of March 10, 2026 This update contains security fixes See the release notes for details about updated packages NET 9 0 servicing updates are upgrades The latest servicing update for 9 0 will remove the previous 9 0 update upon successful installation For example, when the NET 9 0 14 is installed NET 9 0 13 version will be removed
- The . NET Framework 4. 6. 2 web installer for Windows
Describes the NET Framework 4 6 2 web installer for Windows 7 SP1, Windows 8 1, Windows 10 (version 1507), Windows 10 November Update (version 1511), Windows 10 Anniversary Update (version 1607), Windows Server 2008 R2 SP1, Windows Server 2012, and Windows Server 2012 R2
- October 14, 2025-KB5066133 Cumulative Update for . NET Framework 3. 5 and . . .
The October 14, 2025 update for Windows 11, version 22H2 and Windows 11, version 23H2 includes security and cumulative reliability improvements in NET Framework 3 5 and 4 8 1 We recommend that you apply this update as part of your regular maintenance routines Before you install this update, see the Prerequisites and Restart requirement sections Summary Security Improvements CVE-2025-55248
- September 9, 2025-KB5064403 Cumulative Update for . NET Framework 3. 5 . . .
The August 26, 2025 update for Windows 11, version 22H2 and Windows 11, version 23H2 includes security and cumulative reliability improvements in NET Framework 3 5 and 4 8 1 We recommend that you apply this update as part of your regular maintenance routines Before you install this update, see the Prerequisites and Restart requirement sections Summary Security Improvements There are no new
- October 14, 2025-KB5066743 Cumulative Update for . NET Framework 3. 5, 4. . . .
Summary This article describes the security and cumulative update for 3 5, 4 8 and 4 8 1 for Windows Server 2022 Security Improvements CVE-2025-21176 - NET Framework Remote Code Execution vulnerability This security update addresses a remote code execution vulnerability detailed in CVE-2025-21176 Quality and Reliability Improvements For a list of improvements that were released with this
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