{
  "cveId": "CVE-2024-21410",
  "url": "https://patchblox.com/security/cve/CVE-2024-21410",
  "summary": "CVE-2024-21410 is fixed in 3 products on 1 platform, first by KB5036386, released February 14, 2024. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on February 15, 2024. Patch Radar priority: Patch now.",
  "title": "Microsoft Exchange Server Elevation of Privilege Vulnerability",
  "description": "",
  "published": "2024-02-14T14:00:00Z",
  "severity": "Critical",
  "cvss": 9.8,
  "cwe": "Improper Authentication",
  "epss": 0.12661,
  "epssPercentile": 0.96283,
  "priority": "Patch now",
  "priorityTier": 1,
  "exploited": true,
  "vendorExploited": true,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Detected",
  "kev": {
    "added": "2024-02-15T00:00:00Z",
    "due": "2024-03-07T00:00:00Z",
    "ransomware": false,
    "requiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable."
  },
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21410",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Microsoft Exchange Server 2016 Cumulative Update 23",
      "fixedVersion": "",
      "fix": "KB5036386",
      "url": "https://patchblox.com/security/fix/microsoft/kb5036386",
      "released": "2024-02-14T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Exchange Server 2019 Cumulative Update 13",
      "fixedVersion": "",
      "fix": "KB5035606",
      "url": "https://patchblox.com/security/fix/microsoft/kb5035606",
      "released": "2024-02-14T14:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Exchange Server 2019 Cumulative Update 14",
      "fixedVersion": "",
      "fix": "KB5035606",
      "url": "https://patchblox.com/security/fix/microsoft/kb5035606",
      "released": "2024-02-14T14:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T19:38:12Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}