CVE-2021-42726: Adobe Media Encoder

High severity, CVSS 7.8. EPSS: 2.3% chance of exploitation in the next 30 days.

Adobe Bridge version 11.1.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious M4A file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Affected products

• Adobe Media Encoder: up to and including 15.4

Published 2021-11-16. Last modified 2026-06-17.