{
  "fix": "KB5019758",
  "url": "https://patchblox.com/security/fix/microsoft/kb5019758",
  "summary": "KB5019758, released November 8, 2022, fixes 6 CVEs across 5 products. 3 of them are being exploited (CVE-2022-41082); 3 on CISA KEV. Patch Radar priority: Patch now.",
  "platform": "microsoft",
  "type": "kb",
  "releaseKind": "Security",
  "title": "November 2022 security update",
  "released": "2022-11-08T14:00:00Z",
  "priority": "Patch now",
  "priorityTier": 1,
  "priorityReason": "Closes CVE-2022-41082, exploited (CISA KEV, ransomware)",
  "supported": true,
  "cveCount": 6,
  "exploitedCveCount": 3,
  "kevCveCount": 3,
  "ransomwareCveCount": 3,
  "maxEpss": 0.9997,
  "maxCvss": 8.8,
  "vendorAdvisory": "https://support.microsoft.com/help/5019758",
  "appliesTo": [
    {
      "product": "Microsoft Exchange Server 2013 Cumulative Update 23",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-exchange-server-2013-cumulative-update-23",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Microsoft Exchange Server 2016 Cumulative Update 22",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-exchange-server-2016-cumulative-update-22",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Microsoft Exchange Server 2016 Cumulative Update 23",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-exchange-server-2016-cumulative-update-23",
      "fixedVersion": "",
      "supported": true
    },
    {
      "product": "Microsoft Exchange Server 2019 Cumulative Update 11",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-exchange-server-2019-cumulative-update-11",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Microsoft Exchange Server 2019 Cumulative Update 12",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-exchange-server-2019-cumulative-update-12",
      "fixedVersion": "",
      "supported": false
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2022-41082",
      "url": "https://patchblox.com/security/cve/CVE-2022-41082",
      "title": "Microsoft Exchange Server Remote Code Execution Vulnerability",
      "component": "Microsoft Exchange Server",
      "impact": "Remote Code Execution",
      "priority": "Patch now",
      "severity": "Important",
      "cvss": 8,
      "epss": 0.9997,
      "kev": true,
      "ransomware": true,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-41040",
      "url": "https://patchblox.com/security/cve/CVE-2022-41040",
      "title": "Microsoft Exchange Server Elevation of Privilege Vulnerability",
      "component": "Microsoft Exchange Server",
      "impact": "Elevation of Privilege",
      "priority": "Patch now",
      "severity": "Critical",
      "cvss": 8.8,
      "epss": 0.99956,
      "kev": true,
      "ransomware": true,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-41080",
      "url": "https://patchblox.com/security/cve/CVE-2022-41080",
      "title": "Microsoft Exchange Server Elevation of Privilege Vulnerability",
      "component": "Microsoft Exchange Server",
      "impact": "Elevation of Privilege",
      "priority": "Patch now",
      "severity": "Critical",
      "cvss": 8.8,
      "epss": 0.77326,
      "kev": true,
      "ransomware": true,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-41079",
      "url": "https://patchblox.com/security/cve/CVE-2022-41079",
      "title": "Microsoft Exchange Server Spoofing Vulnerability",
      "component": "Microsoft Exchange Server",
      "impact": "Spoofing",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 8,
      "epss": 0.00926,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-41123",
      "url": "https://patchblox.com/security/cve/CVE-2022-41123",
      "title": "Microsoft Exchange Server Elevation of Privilege Vulnerability",
      "component": "Microsoft Exchange Server",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00674,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-41078",
      "url": "https://patchblox.com/security/cve/CVE-2022-41078",
      "title": "Microsoft Exchange Server Spoofing Vulnerability",
      "component": "Microsoft Exchange Server",
      "impact": "Spoofing",
      "priority": "High",
      "severity": "Important",
      "cvss": 8,
      "epss": 0.00926,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}