CVE-2026-81994: Acrobat Reader | Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') (CWE-1321)
Acrobat Reader is affected by an Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') vulnerability that could lead to arbitrary file system read. An attacker could exploit this vulnerability to access sensitive files and directories outside the intended access scope. Exploitation of this issue requires user interaction in that a victim must open a malicious file. Scope is changed.
Event History
Frequently Asked Questions
What must an attacker do to exploit this issue?
The attacker must persuade a victim to open a malicious file. The attack is local and requires user interaction; no privileges are required according to the supplied vector.
What is the likely impact if exploitation succeeds?
Successful exploitation can allow arbitrary file system reads, including access to sensitive files and directories outside the intended access scope. The supplied severity vector also indicates high confidentiality and integrity impact, with changed scope.