CVE-2025-21123: Adobe Indesign

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

InDesign Desktop versions ID20.0, ID19.5.1 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in 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 Indesign: before 19.5.2 (fixed in 19.5.2); version 20.0 only

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