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

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

According to BleepingComputer, there’s a serious vulnerability in Acrobat Reader that can be exploited to steal sensitive ...

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

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