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

The vulnerability is tracked as CVE-2026-34621 and Adobe has confirmed that it can be exploited for arbitrary code execution.

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

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

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

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

A critical Adobe Acrobat zero-day has been exploited for months via malicious PDFs to steal data and potentially take over systems, with no patch yet available.

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

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

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

Attackers are currently exploiting a zero-day vulnerability in Adobe Reader. Until a security update is available, you should ...

A serious zero-day vulnerability in Adobe Reader poses risks for users opening PDF files. With no available patch, users are ...