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CVE-2026-34621

Acrobat Reader

Description

Acrobat Reader versions 24.001.30356, 26.001.21367 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attributes (-Prototype Pollution-) vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS 9.6EPSS 7.086%Risk 1.57
View source
Published
2026-04-11 07:16:03
Affected versions
<=24.001.30356,<=26.001.21367
Type
Installed app
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Operating systems
Windows; MacOS