{
  "id": "cve-2009-3459",
  "cveID": "CVE-2009-3459",
  "vendor": "Adobe",
  "product": "Acrobat and Reader",
  "vulnerabilityName": "Adobe Acrobat and Reader Heap-Based Buffer Overflow Vulnerability",
  "shortDescription": "Adobe Acrobat and Reader contain a heap-based buffer overflow vulnerability which could allow remote attackers to execute arbitrary code via a crafted PDF file that triggers memory corruption.",
  "requiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
  "dateAdded": "2026-05-20",
  "dueDate": "2026-06-03",
  "knownRansomware": false,
  "cwes": [
    "CWE-119"
  ],
  "notes": "https://www.cisa.gov/news-events/alerts/2009/10/13/adobe-reader-and-acrobat-vulnerabilities ; https://web.archive.org/web/20120324170253/http://www.adobe.com/support/security/bulletins/apsb09-15.html#:~:text=CVE%2D2009%2D3459).-,NOTE%3A,-There%20are%20reports ; https://nvd.nist.gov/vuln/detail/CVE-2009-3459",
  "sources": [
    {
      "label": "NVD",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2009-3459"
    },
    {
      "label": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog"
    },
    {
      "label": "cisa.gov",
      "url": "https://www.cisa.gov/news-events/alerts/2009/10/13/adobe-reader-and-acrobat-vulnerabilities"
    },
    {
      "label": "web.archive.org",
      "url": "https://web.archive.org/web/20120324170253/http://www.adobe.com/support/security/bulletins/apsb09-15.html#:~:text=CVE%2D2009%2D3459).-"
    },
    {
      "label": "nvd.nist.gov",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2009-3459"
    }
  ],
  "cvss": {
    "score": 8.8,
    "severity": "HIGH",
    "version": "3.1",
    "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
  },
  "epss": {
    "score": 0.86583,
    "percentile": 0.99727
  },
  "timeline": [
    {
      "date": "2026-05-20",
      "event": "Added to the CISA KEV catalog"
    },
    {
      "date": "2026-06-03",
      "event": "CISA remediation due date (BOD 22-01)"
    }
  ],
  "status": "past due"
}