CVE-2009-3459 — Actively Exploited: Acrobat and Reader (Adobe)
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.
| CVE ID | CVE-2009-3459 |
|---|---|
| Vendor | Adobe |
| Product | Acrobat and Reader |
| Vulnerability name | Adobe Acrobat and Reader Heap-Based Buffer Overflow Vulnerability |
| Date added | 2026-05-20 |
| Remediation due | 2026-06-03 |
| Known ransomware use | Unknown |
| Required action | Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. |
| Description | 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. |
| Source | CISA Known Exploited Vulnerabilities |
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