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 ...
Attackers have been exploiting a zero-day vulnerability in Adobe Reader using maliciously crafted PDF documents since at least December. The attacks have been discovered by security researcher Haifei ...
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