CVE-2026-27911

HIGH CVSS 7.8 View on NVD ↗

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows User Interface Core allows an authorized attacker to elevate privileges locally.

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27911

Published: Apr 14, 2026 18:16 UTC Modified: Apr 14, 2026 18:16 UTC