CVE-2009-3459 — Adobe Acrobat and Reader Heap-Based Buffer Overflow Vulnerability
2026-05-20 • CISA Known Exploited Vulnerability
[event] 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.
> AFFECTED SOFTWARE
| Field | Value |
|---|---|
| Vendor | Adobe |
| Product | Acrobat and Reader |
| CWE | CWE-119 |
| CVE ID | CVE-2009-3459 |
| Date Added | 2026-05-20 |
| Due Date | 2026-06-03 |
| Ransomware Campaign | Unknown |
> MITIGATION
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Due Date: 2026-06-03