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Adobe issues emergency security patch — Reader and Acrobat users need to update now

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 ...
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Adobe issues emergency fix for Acrobat Reader flaw exploited in the wild (CVE-2026-34621)

CVE-2026-34621 is a critical prototype pollution vulnerability – a type of vulnerability that occurs in JavaScript and allows attackers to add or modify an application’s JavaScript objects and ...