Adobe has issued an emergency update for Acrobat and Reader after confirming that a zero-day vulnerability tracked as CVE-2026-34621 is being exploited in the wild, putting Window ...

Adobe released emergency patches for CVE-2026-34621, a critical Acrobat and Reader zero-day that has been exploited in the wild.

The vulnerability, assigned the CVE identifier CVE-2026-34621, carries a CVSS score of 9.6 out of 10.0. Successful ...

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

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

Hackers have been exploiting an Acrobat Reader vulnerability since December. Opening an infected PDF is all it takes to ...

Adobe Reader contains a dangerous zero-day ...

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

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

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.