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CVE-2026-34621

KEV

Adobe Acrobat and Reader Prototype Pollution Vulnerability

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Vendor / Project
Adobe
Product
Acrobat and Reader
Date added
Apr 13, 2026
Due date
Apr 27, 2026
Known ransomware use
Unknown
CWEs
CWE-1321

Description

Adobe Acrobat and Reader contain a prototype pollution vulnerability that allows for arbitrary code execution.

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.

Notes