CVE-2025-21126: Adobe Indesign

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

InDesign Desktop versions ID20.0, ID19.5.1 and earlier are affected by an Improper Input Validation vulnerability that could result in an application denial-of-service condition. An attacker could exploit this vulnerability to cause the application to crash, resulting in a denial of service. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected products

• Adobe Indesign: before 19.5.2 (fixed in 19.5.2); version 20.0 only

Published 2025-02-11. Last modified 2026-06-17.