CVE-2026-69979 Windows AppX Deployment Service Security Feature Bypass Vulnerability

{
  "id": "31f58e7513b739e535300931b81fecb0aaf46a16bc3737b0782b86967f928718",
  "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69979",
  "method": "llm",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-69979 Windows AppX Deployment Service Security Feature Bypass Vulnerability",
    "summary": "The announcement describes a local security feature bypass in Windows AppX Deployment Service.",
    "evidence": "Improper protection of alternate path in Windows AppX Deployment Service allows an authorized attacker to bypass a security feature locally.",
    "products": [
      {
        "name": {
          "value": "Windows AppX Deployment Service",
          "evidence": "Windows AppX Deployment Service"
        },
        "prerequisites": [
          {
            "value": "an authorized attacker",
            "evidence": "allows an authorized attacker to bypass"
          }
        ],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2026-69979",
        "evidence": "CVE-2026-69979 Windows AppX Deployment Service Security Feature Bypass Vulnerability"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-microsoft-security-updates",
  "document_id": 24818,
  "published_at": "2026-10-13T14:00:00+00:00"
}