Medium severity5.5NVD Advisory· Published Nov 10, 2026· Updated Nov 10, 2026
CVE-2026-113771
CVE-2026-113771
Description
Off-by-one error in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.
Affected products
1Patches
Vulnerability mechanics
References
1News mentions
1- Microsoft November 2026 Patch Tuesday Fixes 1,093 Vulnerabilities, Including Outlook Zero-DayCyber Security News · Nov 10, 2026