CVE-2026-69469 Windows USB Audio Class driver (usbaudio.sys) Elevation of Privilege Vulnerability

{
  "id": "a19f36341ed34cae879ebb294c6d9ffcd28c37ad06c495459fad6173eb246d9b",
  "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69469",
  "method": "llm",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-69469 Windows USB Audio Class driver (usbaudio.sys) Elevation of Privilege Vulnerability",
    "summary": "An integer overflow or wraparound in the Windows USB Audio Class driver may allow an unauthorized attacker to elevate privileges through a physical attack.",
    "evidence": "Integer overflow or wraparound in Windows USB Audio Class driver (usbaudio.sys) allows an unauthorized attacker to elevate privileges with a physical attack.",
    "products": [
      {
        "name": {
          "value": "Windows USB Audio Class driver (usbaudio.sys)",
          "evidence": "Windows USB Audio Class driver (usbaudio.sys)"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2026-69469",
        "evidence": "CVE-2026-69469 Windows USB Audio Class driver (usbaudio.sys) Elevation of Privilege Vulnerability"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-microsoft-security-updates",
  "document_id": 26629,
  "published_at": "2026-09-08T14:00:00+00:00"
}