CVE-2021-39821

Published: Sep 29, 2021Modified: Jun 17, 2026

7.8

Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: psirt@adobe.com (Secondary)

Description

Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of-bounds read 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 TIF file.

Affected (2)

Products: Adobe: Indesign

1 product

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Adobe Indesign	Up to 16.3.2

Running on/with	Platform Versions
Apple Macos	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Adobe Indesign	Up to 16.3

Running on/with	Platform Versions
Microsoft Windows	All versions

Related CWEs

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (2)

https://helpx.adobe.com/security/products/indesign/apsb21-73.html

Source: psirt@adobe.com

Release NotesVendor Advisory

https://helpx.adobe.com/security/products/indesign/apsb21-73.html

Source: af854a3a-2127-422b-91ae-364da2661108

Release NotesVendor Advisory

Timeline

No history available yet.