{
  "fix": "KB4486743",
  "url": "https://patchblox.com/security/fix/microsoft/kb4486743",
  "summary": "KB4486743, released November 10, 2020, fixes 4 CVEs across 2 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": "November 2020 security update",
  "released": "2020-11-10T14:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2020-17066, high severity",
  "supported": false,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.04129,
  "maxCvss": 7.8,
  "vendorAdvisory": "https://support.microsoft.com/help/4486743",
  "appliesTo": [
    {
      "product": "Microsoft Excel 2010 Service Pack 2 (32-bit editions)",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-excel-2010-service-pack-2-32-bit-editions",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Microsoft Excel 2010 Service Pack 2 (64-bit editions)",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-excel-2010-service-pack-2-64-bit-editions",
      "fixedVersion": "",
      "supported": false
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2020-17065",
      "url": "https://patchblox.com/security/cve/CVE-2020-17065",
      "title": "Microsoft Excel Remote Code Execution Vulnerability",
      "component": "Microsoft Office",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.04129,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-17066",
      "url": "https://patchblox.com/security/cve/CVE-2020-17066",
      "title": "Microsoft Excel Remote Code Execution Vulnerability",
      "component": "Microsoft Office",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.04129,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-17064",
      "url": "https://patchblox.com/security/cve/CVE-2020-17064",
      "title": "Microsoft Excel Remote Code Execution Vulnerability",
      "component": "Microsoft Office",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.03421,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-17067",
      "url": "https://patchblox.com/security/cve/CVE-2020-17067",
      "title": "Microsoft Excel Security Feature Bypass Vulnerability",
      "component": "Microsoft Office",
      "impact": "Security Feature Bypass",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.03291,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T00:32:44Z"
}