Adobe has released an emergency security update for Acrobat Reader to fix a vulnerability, tracked as CVE-2026-34621, that has been exploited in zero-day attacks since at least December. The flaw ...
Adobe patches Acrobat Reader zero‑day exploited since Dec 2025 CVE‑2026‑34621 enabled RCE via malicious PDFs Users must update; no workarounds available, defenders urged to monitor traffic Adobe has ...