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Actively Exploited Vulnerabilities

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CVE-2009-3459

Adobe | Acrobat and ReaderAdded 2026-05-20Remediation Deadline 2026-06-03

Adobe Acrobat and Reader Heap-Based Buffer Overflow Vulnerability

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.

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.

Weakness Classification

CWE-119

References