CVE-2021-40753: Adobe After Effects

High severity, CVSS 7.8. EPSS: 2.2% chance of exploitation in the next 30 days.

Adobe After Effects version 18.4.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious SVG file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required in that the victim must open a specially crafted file to exploit this vulnerability.

Affected products

• Adobe After Effects: up to and including 18.4.1

Published 2021-11-18. Last modified 2026-06-17.