GHSA-gc27-55qr-7cqv

GHSA-gc27-55qr-7cqv PUBLISHED CVSS 7 HIGH

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

Risk Scores

CVSS 3.1

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

Timeline

Apr 14, 2026 CVE Published
Apr 15, 2026 Security Advisory

References

https://nvd.nist.gov/vuln/detail/CVE-2026-26174 advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26174 url

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