Adobe has released an emergency security update for Acrobat Reader to fix a vulnerability, tracked as CVE-2026-34621, that ...

Hackers have been exploiting an Adobe Reader zero-day vulnerability since December 2025; PDF users are warned.

Hackers have been quietly exploiting what appears to be a zero-day in Adobe Acrobat Reader for months, using booby-trapped PDFs to profile targets and decide who's worth fully compromising.

Adobe Acrobat and Reader users are under attack from hackers using a zero-day vulnerability. Update within 72 hours, Adobe ...

A critical security vulnerability in Adobe Reader is being actively exploited by cybercriminals through a sophisticated and evolving ...

A newly discovered Adobe Reader zero-day vulnerability allows malicious PDF files to steal local data and potentially lead to ...

A critical Adobe Acrobat zero-day has been exploited for months via malicious PDFs to steal data and potentially take over ...

Adobe patches CVE-2026-34621 after active exploitation since Dec 2025, preventing remote code execution via malicious PDFs.

Now a security researcher says a Reader hole has been quietly exploited by malware for as long as four months, fingerprinting ...