Microsoft · Microsoft

Windows 11 Version 26H2 for x64-based Systems security updates

Patch Radar has 4 security fixes for Windows 11 Version 26H2 for x64-based Systems, closing 1,663 CVEs, 1 of which is being exploited. The newest security fix is KB5135385, released November 10, 2026.

1 exploited CVEs
Latest version
n/a
Release date not known
Security fixes
4
On record in Patch Radar
CVEs
1,663
Closed by those fixes
Exploited
1
Vendor report or CISA KEV

Security fixes, newest first

PriorityFixFixed inCVEsExploitedReleased
High KB5135385 3 Nov 10, 2026
Urgent KB5132043 595 Nov 10, 2026
Urgent KB5132061 594 Nov 10, 2026
Patch now KB5127648 1,067 1 Oct 13, 2026

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