CVE-2026-34626 | Adobe Acrobat Reader up to 24.001.30360/24.001.30362/26.001.21411 File prototype pollution (apsb26-44)

A vulnerability categorized as problematic has been discovered in Adobe Acrobat Reader up to 24.001.30360/24.001.30362/26.001.21411. This issue affects some unknown processing of the component File Handler. The manipulation results in improperly controlled modification of object prototype attributes.

This vulnerability is reported as CVE-2026-34626. The attack can be launched remotely. No exploit exists.

It is advisable to upgrade the affected component.