High severity7.0NVD Advisory· Published Sep 8, 2026
CVE-2026-69859
CVE-2026-69859
Description
Time-of-check time-of-use (toctou) race condition in Windows USB Audio Class driver (usbaudio.sys) allows an authorized attacker to elevate privileges locally.
Affected products
1Patches
Vulnerability mechanics
References
1News mentions
1- Massive Microsoft Patch Tuesday September 2026 – 973 Vulnerabilities Fixed, Including 2 Zero-DaysCyber Security News · Sep 8, 2026