CVE-2026-69393 Windows Spaceport.sys Information Disclosure Vulnerability

{
  "id": "e47d16cd09b2ac55ef837bad878b6eee5ba41f0e4985ba78335e0e53fedee293",
  "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69393",
  "method": "llm",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-69393 Windows Spaceport.sys Information Disclosure Vulnerability",
    "summary": "An out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to disclose information over a network.",
    "evidence": "Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to disclose information over a network.",
    "products": [
      {
        "name": {
          "value": "Windows Spaceport.sys",
          "evidence": "Windows Spaceport.sys"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2026-69393",
        "evidence": "CVE-2026-69393 Windows Spaceport.sys Information Disclosure Vulnerability"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-microsoft-security-updates",
  "document_id": 26855,
  "published_at": "2026-09-08T14:00:00+00:00"
}