CVE-2026-34622

Published: Apr 14, 2026Modified: Jun 17, 2026

8.6

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 6.0

Source: psirt@adobe.com (Secondary)

Description

Acrobat Reader versions 26.001.21411, 24.001.30360, 24.001.30362 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.

Affected (3)

Products: Adobe: Acrobat, Acrobat Dc, Acrobat Reader Dc

3 products

Acrobat Reader Dc

Configuration A

3 vulnerable · 2 platform

Vulnerable Software	Affected Versions
Adobe Acrobat	From 24.0.0 to 24.001.30365
Adobe Acrobat Dc	From 15.008.20082 to 26.001.21431
Adobe Acrobat Reader Dc	From 15.008.20082 to 26.001.21431

Running on/with	Platform Versions
Apple Macos	All versions
Microsoft Windows	All versions

Related CWEs

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

The product receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype.

References (1)

https://helpx.adobe.com/security/products/acrobat/apsb26-44.html

Source: psirt@adobe.com

Vendor Advisory

Timeline

No history available yet.