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

Adobeは、「Adobe Acrobat」および「Adobe Acrobat Reader」に重大な脆弱性が存在し、実際に悪用が確認されていると公表した。細工されたPDFにより任意コード実行の恐れがあり、最新版への更新を強く求めている。

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

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

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

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

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

アドビ（Adobe）は、WindowsおよびmacOSの両プラットフォームでAdobe AcrobatおよびReaderを使用しているユーザーに影響を与える深刻な脆弱性「CVE-2026-34621」が、すでに攻撃者に悪用されていることを正式に認めた ...

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

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

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