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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

Security · HIGH
Source: CISA Known Exploited VulnerabilitiesMay 25, 2026, 11:08 PMSecurityhigh

Full content

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.

Vendor: Adobe

Product: Acrobat and Reader

Due date: 2026-06-03

Known ransomware use: Unknown

Why it matters

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

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