[ CVE-2026-85879 · Published 13 Oct 2026 ]
Vulnerability in Microsoft Windows Subsystem for Linux (WSL2)
CVSS 7.0
EPSS <1%1 agency advisoryNo fix listed yet
[ Description ]Official description
Time-of-check time-of-use (toctou) race condition in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.
[ Advisories ]Government CERT advisories
-
CERT-FRCERTFR-2026-AVI-1314
Multiple vulnerabilities in Microsoft Windows Translated from French
Multiple vulnerabilities have been discovered in Microsoft Windows. Some of them allow an attacker to cause remote arbitrary code execution, privilege escalation and remote denial of service. Microsoft reports that…