{
  "cveId": "CVE-2021-3902",
  "url": "https://patchblox.com/security/cve/CVE-2021-3902",
  "summary": "CVE-2021-3902 is fixed in php-dompdf on 1 platform by DEBIAN-CVE-2021-3902 (version 2.0.2\u002Bdfsg-1), released November 15, 2024. It is not reported as exploited. Patch Radar priority: Urgent.",
  "title": "php-dompdf: An improper restriction of external entities (XXE) vulnerability in dompdf/dompdf\u0027s SVG parser allows for Server-Side...",
  "description": "An improper restriction of external entities (XXE) vulnerability in dompdf/dompdf\u0027s SVG parser allows for Server-Side Request Forgery (SSRF) and deserialization attacks. This issue affects all versions prior to 2.0.0. The vulnerability can be exploited even if the isRemoteEnabled option is set to false. It allows attackers to perform SSRF, disclose internal image files, and cause PHAR deserialization attacks.",
  "published": "2024-11-15T11:15:06Z",
  "severity": "critical",
  "cvss": 9.8,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.00951,
  "epssPercentile": 0.61501,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "php-dompdf",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "2.0.2\u002Bdfsg-1",
      "fix": "DEBIAN-CVE-2021-3902",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-3902",
      "released": "2024-11-15T11:15:06Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}