CVE Watch8 sept 2026

CVE-2026-69859

Time-of-check time-of-use (toctou) race condition in Windows USB Audio Class driver (usbaudio.sys) allows an authorized attacker to elevate

CVSS

7.0

Alto

EPSS

—

KEV

—

Exploit Today

—

0-100

Publicado: 8 sept 2026 · Última mod.: 8 sept 2026 · CWE-191 · CWE-367

EPSS · 30d

Sin historial EPSS suficiente todavía.

Descripción técnica

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.

Referencias oficiales

msrc.microsoft.comhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69859

CVEs relacionados

CVECVSSEPSSKEVRExplotTítuloVis.

CVE-2026-819775.5 MED

—

———Acrobat Reader is affected by an Integer Underflow (Wrap or Wraparound) vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information. Exploitation of this issue requires user interaction in that a victim must open a malicious file.4h CVE-2026-663077.5 ALT

—

———Integer underflow (wrap or wraparound) in Skype for Business allows an unauthorized attacker to deny service over a network.5h CVE-2026-784647.0 ALT

—

———Time-of-check time-of-use (toctou) race condition in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.7h CVE-2026-784536.5 MED

—

———Integer underflow (wrap or wraparound) in Microsoft Windows SCSI Class System File allows an unauthorized attacker to disclose information over a network.5h CVE-2026-774885.5 MED

—

———Integer underflow (wrap or wraparound) in SQL Server allows an authorized attacker to disclose information locally.5h CVE-2026-729476.4 MED

—

———Integer underflow (wrap or wraparound) in Windows File History Service allows an authorized attacker to elevate privileges locally.5h