Unrated

CVE-2026-69680 Windows DNS Spoofing Vulnerability

Type: advisorySources: Microsoft security updates

An origin validation error in Windows DNS allows an unauthorized attacker to perform network spoofing.

Products: Windows DNS
Affected versions: Not specified
Fixed versions: Not specified
CVEs: CVE-2026-69680
Confirmed fixed CVEs: Not specified
Updated in this feed: 7 Nov 2026, 09:59 UTC · Revision 1

Source evidence

CVE-2026-69680 Windows DNS Spoofing Vulnerability

official-microsoft-security-updates · Original source

Published 8 Sept 2026, 14:00 UTC

An origin validation error in Windows DNS allows an unauthorized attacker to perform network spoofing.

Origin validation error in Windows DNS allows an unauthorized attacker to perform spoofing over a network.

Windows DNS

Fixed versions: Not specified

Complete source record

{
  "id": "422713ce876d70b073777a4249757e99f7f468a81e3c29acad386856bf2947ee",
  "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69680",
  "method": "llm",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-69680 Windows DNS Spoofing Vulnerability",
    "summary": "An origin validation error in Windows DNS allows an unauthorized attacker to perform network spoofing.",
    "evidence": "Origin validation error in Windows DNS allows an unauthorized attacker to perform spoofing over a network.",
    "products": [
      {
        "name": {
          "value": "Windows DNS",
          "evidence": "Origin validation error in Windows DNS"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2026-69680",
        "evidence": "CVE-2026-69680 Windows DNS Spoofing Vulnerability"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-microsoft-security-updates",
  "document_id": 26923,
  "published_at": "2026-09-08T14:00:00+00:00"
}