CVE-2021-21053: Adobe Illustrator

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

Adobe Illustrator version 25.1 (and earlier) is affected by an Out-of-bounds Write vulnerability when parsing a crafted file. 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 file.

Affected products

• Adobe Illustrator: up to and including 25.1

Published 2021-02-11. Last modified 2026-06-17.