CVE-2021-46817: Adobe Media Encoder

High severity, CVSS 7.8. EPSS: 1.9% chance of exploitation in the next 30 days.

Adobe Media Encoder version 15.4 (and earlier) are affected by a memory corruption vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve 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 M4A file.

Affected products

• Adobe Media Encoder: before 15.4.1 (fixed in 15.4.1)

Published 2022-06-13. Last modified 2026-06-17.