High · 7.4 CVE-2025-49690 EUVD-2025-20634GHSA-8p5q-pxrp-9p6g

Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability

Published Jul 8, 2025 · Updated Feb 26, 2026 · Assigned by microsoft

Vendor: Microsoft Product: Windows 10 Version 1809 Product: Windows 10 Version 21H2 Product: Windows 10 Version 22H2 Product: Windows 11 version 22H2 Product: Windows 11 version 22H3 Product: Windows 11 version 23H2 Product: Windows 11 Version 24H2 Product: Windows Server 2019 Product: Windows Server 2019 (Server Core installation) Product: Windows Server 2022 Product: Windows Server 2022, 23H2 Edition (Server Core installation) Product: Windows Server 2025 Product: Windows Server 2025 (Server Core installation) Platform: Windows

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Capability Access Management Service (camsvc) allows an unauthorized attacker to elevate privileges locally.

Affected products

Vendor	Product	Affected	Fixed
Microsoft	Windows 10 Version 1809	10.0.17763.0 – < 10.0.17763.7558	10.0.17763.7558
Microsoft	Windows 10 Version 21H2	10.0.19044.0 – < 10.0.19044.6093	10.0.19044.6093
Microsoft	Windows 10 Version 22H2	10.0.19045.0 – < 10.0.19045.6093	10.0.19045.6093
Microsoft	Windows 11 version 22H2	10.0.22621.0 – < 10.0.22621.5624	10.0.22621.5624
Microsoft	Windows 11 version 22H3	10.0.22631.0 – < 10.0.22631.5624	10.0.22631.5624
Microsoft	Windows 11 Version 23H2	10.0.22631.0 – < 10.0.22631.5624	10.0.22631.5624
Microsoft	Windows 11 Version 24H2	10.0.26100.0 – < 10.0.26100.4652	10.0.26100.4652
Microsoft	Windows Server 2019	10.0.17763.0 – < 10.0.17763.7558	10.0.17763.7558
Microsoft	Windows Server 2019 (Server Core installation)	10.0.17763.0 – < 10.0.17763.7558	10.0.17763.7558
Microsoft	Windows Server 2022	10.0.20348.0 – < 10.0.20348.3932	10.0.20348.3932
Microsoft	Windows Server 2022, 23H2 Edition (Server Core installation)	10.0.25398.0 – < 10.0.25398.1732	10.0.25398.1732
Microsoft	Windows Server 2025	10.0.26100.0 – < 10.0.26100.4652	10.0.26100.4652
Microsoft	Windows Server 2025 (Server Core installation)	10.0.26100.0 – < 10.0.26100.4652	10.0.26100.4652

Advisories 3

WID-SEC-2025-1495 Microsoft Windows: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 2, 2025
NCSC-2025-0213 Kwetsbaarheden verholpen in Microsoft Windows NCSC-NL (Netherlands) · Jul 8, 2025
MSRC-CVE-2025-49690 Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability Microsoft Security Response Center · Jul 8, 2025

References

Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability vendor-advisory patch