{
  "fix": "KB4535680",
  "url": "https://patchblox.com/security/fix/microsoft/kb4535680",
  "summary": "KB4535680, released February 12, 2020, fixes 1 CVE across 4 products. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.",
  "platform": "microsoft",
  "type": "kb",
  "releaseKind": "Security",
  "title": "February 2020 security update",
  "released": "2020-02-12T14:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2020-0689, high severity",
  "supported": false,
  "cveCount": 1,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01082,
  "maxCvss": 8.2,
  "vendorAdvisory": "https://support.microsoft.com/help/4535680",
  "appliesTo": [
    {
      "product": "Windows 10 Version 1803 for x64-based Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-10-version-1803-for-x64-based-systems",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Windows 10 Version 1909 for x64-based Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-10-version-1909-for-x64-based-systems",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Windows Server, version 1803  (Server Core Installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-version-1803-server-core-installation",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Windows Server, version 1909 (Server Core installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-version-1909-server-core-installation",
      "fixedVersion": "",
      "supported": false
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2020-0689",
      "url": "https://patchblox.com/security/cve/CVE-2020-0689",
      "title": "Microsoft Secure Boot Security Feature Bypass Vulnerability",
      "component": "Windows Secure Boot",
      "impact": "Security Feature Bypass",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.2,
      "epss": 0.01082,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": true
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}