Serial number: AV26-340
Date: April 13, 2026
On April 12, 2026, Adobe published a security advisory to address a critical vulnerability in the following products:
- Acrobat Mac – versions prior to 24.001.30360
- Acrobat Windows – versions prior to 24.001.30362
- Acrobat DC – versions prior to 26.001.21411
- Acrobat Reader DC – versions prior to 26.001.21411
Adobe is aware of CVE-2026-34621 being exploited in the wild.
Update 1
On April 13, 2026, Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2026-34621 to their Known Exploited Vulnerabilities (KEV) Database.
The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates.
