{
  "cveId": "CVE-2023-29357",
  "url": "https://patchblox.com/security/cve/CVE-2023-29357",
  "summary": "CVE-2023-29357 is fixed in Microsoft SharePoint Server 2019 on 1 platform, first by KB5002402, released June 13, 2023. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on January 10, 2024, with known ransomware use. Patch Radar priority: Patch now.",
  "title": "Microsoft SharePoint Server Elevation of Privilege Vulnerability",
  "description": "",
  "published": "2023-06-13T12:00:00Z",
  "severity": "Critical",
  "cvss": 9.8,
  "cwe": "Incorrect Implementation of Authentication Algorithm",
  "epss": 0.99984,
  "epssPercentile": 0.99983,
  "priority": "Patch now",
  "priorityTier": 1,
  "exploited": true,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation More Likely",
  "kev": {
    "added": "2024-01-10T00:00:00Z",
    "due": "2024-01-31T00:00:00Z",
    "ransomware": true,
    "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-2023-29357",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Microsoft SharePoint Server 2019",
      "fixedVersion": "",
      "fix": "KB5002402",
      "url": "https://patchblox.com/security/fix/microsoft/kb5002402",
      "released": "2023-06-13T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft SharePoint Server 2019",
      "fixedVersion": "",
      "fix": "KB5002403",
      "url": "https://patchblox.com/security/fix/microsoft/kb5002403",
      "released": "2023-06-13T12:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}