"opening PDFs in a browser" as a method. When you view a PDF in a browser like Chrome or Edge, it enters a restricted mode, which makes it harder for dangerous JavaScript and the like to run. On the ...

Adobe patches a critical PDF flaw exploited for months, allowing attackers to bypass sandbox protections and deliver malware. Users urged to update now. Adobe rushed an emergency patch for a critical ...

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 ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. This voice experience is generated by AI. Learn more. This ...

Cybersecurity researchers have flagged yet another evolution of the ongoing GlassWorm campaign, which employs a new Zig dropper that's designed to stealthily infect all integrated development ...

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. Security ...

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. Attackers have been exploiting a ...

Adobe Reader vulnerabilities have been exploited for decades by threat actors taking advantage of the universal use of the utility to fool employees into downloading infected PDF documents through ...

Threat actors have been exploiting a previously unknown zero-day vulnerability in Adobe Reader using maliciously crafted PDF documents since at least December 2025. Given the name of the PDF document, ...

A cybersecurity researcher is warning of a zero-day vulnerability in Adobe Reader that allows attackers to steal local files and potentially take full control of a victim’s system – simply by getting ...