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CVE-2026-20830

Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability

CVSS 7 HIGHEPSS 0.3%CWE-362CWE-416
Concurrent execution using shared resource with improper synchronization ('race condition') in Capability Access Management Service (camsvc) allows an authorized attacker to elevate privileges locally.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Windows Server 2025Microsoft · Windows Server 2025 (Server Core installation)

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References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20830