{
  "fix": "Adobe Acrobat Reader DC 21.007.20099",
  "url": "https://patchblox.com/security/fix/windows-app/adobe.acrobat.reader.32-bit-21.007.20099",
  "summary": "Adobe Acrobat Reader DC 21.007.20099, released October 5, 2021, fixes 4 CVEs in Adobe Acrobat Reader DC. None of them is reported as exploited. Patch Radar priority: High. The latest Adobe Acrobat Reader DC is 26.002.22031, which also fixes every one of these CVEs.",
  "platform": "windows-app",
  "type": "app-version",
  "title": "Adobe Acrobat Reader DC 21.007.20099",
  "released": "2021-10-05T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2021-40728, high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.54627,
  "maxCvss": 7.8,
  "appliesTo": [
    {
      "product": "Adobe Acrobat Reader DC",
      "productUrl": "https://patchblox.com/security/product/windows-app/adobe-acrobat-reader-dc",
      "fixedVersion": "21.007.20099",
      "latestVersion": "26.002.22031",
      "supported": true
    }
  ],
  "supersededBy": {
    "product": "Adobe Acrobat Reader DC",
    "latestVersion": "26.002.22031",
    "productUrl": "https://patchblox.com/security/product/windows-app/adobe-acrobat-reader-dc"
  },
  "cves": [
    {
      "cveId": "CVE-2021-40728",
      "url": "https://patchblox.com/security/cve/CVE-2021-40728",
      "title": "Adobe Acrobat Reader DC Use After Free Arbitrary Code Execution",
      "priority": "High",
      "cvss": 7.8,
      "epss": 0.54627,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-40731",
      "url": "https://patchblox.com/security/cve/CVE-2021-40731",
      "title": "Adobe Acrobat Reader DC JPEG2000 Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability",
      "priority": "High",
      "cvss": 7.8,
      "epss": 0.08264,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-40729",
      "url": "https://patchblox.com/security/cve/CVE-2021-40729",
      "title": "Adobe Acrobat Reader DC PDF Out-of-Bound Read Vulnerability Information Disclosure",
      "priority": "Routine",
      "cvss": 3.3,
      "epss": 0.0428,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-40730",
      "url": "https://patchblox.com/security/cve/CVE-2021-40730",
      "title": "Adobe Acrobat Reader DC JPEG2000 Parsing Use-After-Free Information Disclosure Vulnerability",
      "priority": "Routine",
      "cvss": 3.3,
      "epss": 0.03898,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-11T13:47:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}