{
  "fix": "KB5070879",
  "url": "https://patchblox.com/security/fix/microsoft/kb5070879",
  "summary": "KB5070879, released October 23, 2025, fixes 1 CVE in Windows Server 2022, 23H2 Edition (Server Core installation) (build 25398.1916). One of them is being exploited (CVE-2025-59287); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.",
  "platform": "microsoft",
  "type": "kb",
  "releaseKind": "ServicingStack",
  "title": "October 2025 cumulative update for Windows Server 23H2",
  "released": "2025-10-23T00:00:00Z",
  "priority": "Patch now",
  "priorityTier": 1,
  "priorityReason": "Closes CVE-2025-59287, exploited (CISA KEV)",
  "supported": false,
  "cveCount": 1,
  "exploitedCveCount": 1,
  "kevCveCount": 1,
  "ransomwareCveCount": 0,
  "maxEpss": 0.9998,
  "maxCvss": 9.8,
  "vendorAdvisory": "https://support.microsoft.com/help/5070879",
  "appliesTo": [
    {
      "product": "Windows Server 2022, 23H2 Edition (Server Core installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-2022-23h2-edition-server-core-installation",
      "fixedVersion": "25398.1916",
      "supported": false
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2025-59287",
      "url": "https://patchblox.com/security/cve/CVE-2025-59287",
      "title": "Windows Server Update Service (WSUS) Remote Code Execution Vulnerability",
      "component": "Windows Server Update Service",
      "impact": "Remote Code Execution",
      "priority": "Patch now",
      "severity": "Critical",
      "cvss": 9.8,
      "epss": 0.9998,
      "kev": true,
      "ransomware": false,
      "exploited": true,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}