Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability

HighVendor CVSS 7.0 / 10 1 CVE Published Apr 14, 2026 at 7:00 AM UTC

Summary

Use after free in Windows Server Update Service allows an authorized attacker to elevate privileges locally.

Install KB5083768.

Apr 14, 2026 at 7:00 AM UTC
Published by Microsoft Security Response Center
The publication date reported by the vendor.
Sep 27, 2026 at 11:11 PM UTC
Added to SecurityAlert
We collected the advisory from the official source.
Oct 9, 2026 at 3:20 AM UTC
Confirmed at the source
Our collector saw this advisory during a later source check.

Details collected from Microsoft Security Response Center.

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