CVE-2026-96248 Windows Host Guardian Service Denial of Service Vulnerability

{
  "id": "10298bdf802346fc6edffe230e3d885e32891468c970119b29dc46b850d7f469",
  "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96248",
  "method": "llm",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-96248 Windows Host Guardian Service Denial of Service Vulnerability",
    "summary": "A stack-based buffer overflow in Windows Host Guardian Service may let an unauthorized attacker cause a denial of service over a network.",
    "evidence": "Stack-based buffer overflow in Windows Host Guardian Service allows an unauthorized attacker to deny service over a network.",
    "products": [
      {
        "name": {
          "value": "Windows Host Guardian Service",
          "evidence": "Windows Host Guardian Service"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2026-96248",
        "evidence": "CVE-2026-96248 Windows Host Guardian Service Denial of Service Vulnerability"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-microsoft-security-updates",
  "document_id": 25339,
  "published_at": "2026-10-13T14:00:00+00:00"
}