CVE-2025-43591: Adobe Indesign

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

InDesign Desktop versions 19.5.3 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 19.5.4 (fixed in 19.5.4); from 20.0, before 20.4 (fixed in 20.4)

Published 2025-07-08. Last modified 2026-06-17.