CVE-2026-21275: InDesign Desktop | Access of Uninitialized Pointer (CWE-824)

Published Jan 13, 2026
·
Updated

InDesign Desktop versions 21.0, 19.5.5 and earlier are affected by an Access of Uninitialized Pointer 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 Software

5 affected components
Adobe InDesign Desktop<21.0
All of the following
Any of the following
Adobe InDesign<20.5.1
Adobe InDesign>=21.0<21.1
Any of the following
Apple macOS
Microsoft Windows

Event History

Jan 13, 2026
CVE Published
via MITRE·06:35 PM
Data Sourced
via MITRE·06:35 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeaknessAffected Software
Jan 6, 58022
Event
via FIRST·12:44 AM
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Frequently Asked Questions

1

What is the severity of CVE-2026-21275?

CVE-2026-21275 is classified as a critical vulnerability due to the potential for arbitrary code execution.

2

How do I fix CVE-2026-21275?

To mitigate CVE-2026-21275, update Adobe InDesign Desktop to version 21.1 or later.

3

What software is affected by CVE-2026-21275?

CVE-2026-21275 impacts Adobe InDesign Desktop versions 21.0, 19.5.5, and earlier.

4

What could happen if CVE-2026-21275 is exploited?

Exploitation of CVE-2026-21275 could allow an attacker to execute arbitrary code in the context of the current user.

5

Who is at risk for CVE-2026-21275?

Users of Adobe InDesign Desktop running versions 21.0, 19.5.5, or earlier are at risk for CVE-2026-21275.

Contact

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