CVE-2026-34639: Adobe Media Encoder

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Media Encoder versions 26.0.2, 25.6.4 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected products

• Adobe Media Encoder: before 25.6.5 (fixed in 25.6.5); from 26.0, before 26.2 (fixed in 26.2)

Published 2026-05-12. Last modified 2026-08-28.