CVE-2026-34703: InDesign Desktop | NULL Pointer Dereference (CWE-476)

Published Jun 9, 2026
·
Updated

InDesign Desktop versions 21.3, 20.5.3 and earlier are affected by a NULL Pointer Dereference vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected Software

5 affected components
Adobe InDesign Desktop<=21.3, <=20.5.3
All of the following
Any of the following
Adobe InDesign<20.5.4
Adobe InDesign>=21.0<21.4
Any of the following
Apple macOS
Microsoft Windows

Event History

Jun 9, 2026
CVE Published
via MITRE·05:43 PM
Data Sourced
via MITRE·05:43 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-34703?

The severity of CVE-2026-34703 is rated as medium with a score of 5.5.

2

What impact does CVE-2026-34703 have on Adobe InDesign Desktop?

CVE-2026-34703 can lead to a denial-of-service condition by causing the application to crash.

3

How can I fix CVE-2026-34703?

To fix CVE-2026-34703, update Adobe InDesign Desktop to the latest version available.

4

What versions of Adobe InDesign Desktop are affected by CVE-2026-34703?

Adobe InDesign Desktop versions 21.3, 20.5.3 and earlier are affected by CVE-2026-34703.

5

What type of vulnerability is CVE-2026-34703?

CVE-2026-34703 is a NULL Pointer Dereference vulnerability, classified under CWE-476.

Contact

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