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

Adobe Reader zero-day exploited since Dec 2025 via malicious PDFs, enabling data theft and potential RCE, prompting urgent ...

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

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

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

黑客已悄然利用Adobe Acrobat Reader中疑似存在的一个零日漏洞长达数月之久，通过植入恶意代码的PDF文件对目标进行情报侦察，从而决定哪些对象值得发动全面攻击。 沙箱漏洞检测系统EXPMON的创始人、安全研究员李海飞表示，此次攻击活动使用的恶意PDF文件在打开 ...

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

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

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

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