# CVE-2009-3459

> Heap-based buffer overflow in Adobe Reader and Acrobat 7.x before 7.1.4, 8.x before 8.1.7, and 9.x before 9.2 allows remote attackers to execute arbitrary code via a crafted PDF file that triggers memory corruption, as exploited in the wild in October 2009. NOTE: some of these details are obtained from third party information.

- **CVSS:** 8.8 (HIGH)
- **EPSS:** 88.1%
- **CISA KEV:** yes (known ransomware use)

Canonical: https://intel.threadlinqs.com/cve/CVE-2009-3459
Full threat coverage + IOCs via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp