CVE-2026-81963

Vulnerability detailsExploited

Severity

7.8 High · CVSS 3.1 · Microsoft

Exploited

Since 2026-09-08 (CISA)

CISA deadline

2026-09-22

Published

2026-09-08

Microsoft Windows 11 version 23H2

Affected: 10.0.22631.0 to before 10.0.22631.7582

Fixed: 10.0.22631.7582

Microsoft Windows 11 Version 23H2

Affected: 10.0.22631.0 to before 10.0.22631.7582

Fixed: 10.0.22631.7582

Microsoft Windows 11 Version 24H2

Affected: 10.0.26100.0 to before 10.0.26100.9445

Fixed: 10.0.26100.9445

Microsoft Windows 11 Version 25H2

Affected: 10.0.26200.0 to before 10.0.26200.9445

Fixed: 10.0.26200.9445

Microsoft Windows 11 version 26H1

Affected: 10.0.28000.0 to before 10.0.28000.2954

Fixed: 10.0.28000.2954

Microsoft Windows Server 2025

Affected: 10.0.26100.0 to before 10.0.26100.33438

Fixed: 10.0.26100.33438

1 more products in the CVE record.

msrc.microsoft.com · CVE record · NVD