#prototype pollution
Adobe Acrobat Zero-Day CVE-2026-34621: Four Months of Targeted Espionage via Prototype Pollution Exploit
Adobe patched a critical zero-day in Acrobat Reader (CVE-2026-34621) that was exploited for at least four months via a sophisticated prototype pollution technique. The attack chain enables full...
Adobe Patches Actively Exploited Acrobat Reader Zero-Day CVE-2026-34621 — Exploited Since December 2025
Adobe has issued an emergency patch for CVE-2026-34621 (CVSS 8.6), a prototype pollution zero-day in Acrobat Reader actively exploited since December 2025. Attackers can achieve code execution by...