Adobe fixes PDF zero-day security bug that hackers have exploited for months

Adobe fixes PDF zero-day security bug that hackers have exploited for months

The first StrictlyVC of 2026 hits San Francisco. Tickets are going fast. Register now. Save up to $680 on your Disrupt 2026 pass. Ends 11:59 p.m. PT tonight. REGISTER NOW. TechCrunch Desktop Logo TechCrunch Mobile Logo LatestStartupsVentureAppleSecurityAIApps EventsPodcastsNewsletters SearchSubmit Site Search Toggle Mega Menu Toggle Topics Latest Adobe fixes PDF zero-day security bug that hackers have exploited for months Zack Whittaker 7:35 AM PDT · April 14, 2026 Adobe has patched a vulnerability in its flagship document-reading apps, Acrobat DC, Reader DC and Acrobat 2024, that hackers have been actively exploiting for at least four months. The vulnerability, officially tracked as CVE-2026-34621, allows hackers to remotely plant malware on a person’s device by tricking them into opening a maliciously crafted PDF file on their Windows device or macOS computer. The exploit targets a vul

Source: https://techcrunch.com/2026/04/14/adobe-fixes-pdf-zero-day-security-bug-that-hackers-have-exploited-for-months/