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CVE-2021-39840

HIGH CVSS: 7.8 Published: 2021-09-29 Modified: 2026-06-17

Description

Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by a use-after-free vulnerability when processing AcroForms that could result in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

Affected Platforms

Adobe AcrobatMicrosoft WindowsAdobe Acrobat ReaderAdobe Acrobat Reader DcAdobe Acrobat DcApple Macos

Weakness Type

CWE-416

References