Adobe rushes emergency Acrobat Reader patch after months-long PDF zero-day attacks
SAN JOSE, California, April 14, 2026, 10:12 AM PDT Adobe rushed out an emergency fix for Acrobat and Reader, responding to months of real-world attacks leveraging a vulnerability in PDF handling. The company confirmed ongoing exploitation of CVE-2026-34621, releasing patches for Windows and macOS versions. The update applies to Acrobat DC, Acrobat Reader DC, and Acrobat 2024.