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OpenAdvisories
High · 8.4 CVE-2026-44810 EUVD-2026-35744GHSA-6478-xjph-5qqp

Microsoft Cryptographic Services Elevation of Privilege Vulnerability

Published Jun 9, 2026 · Updated Nov 10, 2026 · Assigned by microsoft

Description

Improper authentication in Windows Cryptographic Services allows an unauthorized attacker to elevate privileges locally.

Affected products

VendorProductAffectedFixed
Microsoft Windows 11 version 23H2 10.0.22631.0 – < 10.0.22631.7219 10.0.22631.7219
Microsoft Windows 11 Version 24H2 10.0.26100.0 – < 10.0.26100.8655 10.0.26100.8655
Microsoft Windows 11 Version 25H2 10.0.26200.0 – < 10.0.26200.8655 10.0.26200.8655
Microsoft Windows 11 version 26H1 10.0.28000.0 – < 10.0.28000.2269 10.0.28000.2269
Microsoft Windows Server 2022 10.0.20348.0 – < 10.0.20348.5256 10.0.20348.5256
Microsoft Windows Server 2025 10.0.26100.0 – < 10.0.26100.32995 10.0.26100.32995
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 – < 10.0.26100.32995 10.0.26100.32995

Advisories 3

References