CVE-2026-85809 Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

{
  "id": "57981fa3d11880eaa2b37f1d21645cd6436d28bd1406aef94fa3a69e556cb864",
  "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85809",
  "method": "llm",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-85809 Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability",
    "summary": "A remote code execution vulnerability in Windows RRAS may allow an attacker unauthorized access to a victim's machine.",
    "evidence": "Remote Code Execution in Windows Routing and Remote Access Service (RRAS) allows attacker to gain an unauthorized access to victim's machine",
    "products": [
      {
        "name": {
          "value": "Windows Routing and Remote Access Service (RRAS)",
          "evidence": "CVE-2026-85809 Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2026-85809",
        "evidence": "CVE-2026-85809 Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-microsoft-security-updates",
  "document_id": 25137,
  "published_at": "2026-10-13T14:00:00+00:00"
}