Patch Tuesday: Adobe Acrobat (CVE-2026-34621). Heads up for anyone with auto-updates disabled. (opens in new tab)

A critical Prototype Pollution vulnerability (CWE-1321) has been identified in Adobe Acrobat. This is a specialized flaw that allows an attacker to 'poison' the application's core logic, leading to silent Remote Code Execution when a user opens a malicious PDF.