CVE-2021-39820: Adobe Indesign

High severity, CVSS 7.8. EPSS: 3.5% chance of exploitation in the next 30 days.

Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) is affected by an Out-of-bounds Write vulnerability due to insecure handling of a malicious TIFF file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Affected products

• Adobe Indesign: up to and including 16.3.2; up to and including 16.3

Published 2022-06-15. Last modified 2026-06-17.