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

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

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

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

Adobe patches a critical PDF flaw exploited for months, allowing attackers to bypass sandbox protections and deliver malware.

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 has released a fix for an Acrobat and Reader zero-day that attackers had been exploiting for months. The patch, shipped on April 11, addresses CVE-2026-34621, a critical vulnerability in Acrobat ...

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

AI traffic to U.S. retail sites grew 393% year over year in the first quarter of 2026. The brands not showing up in those ...

Adobe Creative Cloud secretly modifies users' hosts files without permission, adding detection entries that trigger security ...

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

Researcher Haifei Li, founder of the exploit detection platform EXPMON, discovered a sophisticated attack that uses PDF files to spy on and potentially ...