Microsoft Security Response Center guidance
Vendor revision: Sep 8, 2026Install KB5122871. Install KB5122880.
Vendor-listed releases
- 10.0.26100.33438
- 10.0.22631.7582
Vulnerability intelligence
CVE-2026-69775 and is rated High severity with a CVSS score of 7.5. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.
Install KB5122871. Install KB5122880.
Vendor-listed releases
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges over a network.
Source: NVD