CVE-2021-21103: Adobe Illustrator

High severity, CVSS 8.8. EPSS: 4.5% chance of exploitation in the next 30 days.

Adobe Illustrator version 25.2 (and earlier) is affected by a memory corruption vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to disclose sensitive memory information 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 25.2

Published 2021-09-08. Last modified 2026-06-17.