CVE-2026-34701: InDesign Desktop | Heap-based Buffer Overflow (CWE-122)
Published Jun 9, 2026
·Updated
InDesign Desktop versions 21.3, 20.5.3 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 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-2026-34701?
The severity of CVE-2026-34701 is rated as high with a score of 7.8.
2
How do I fix CVE-2026-34701?
To fix CVE-2026-34701, update Adobe InDesign Desktop to the latest version released after June 2026.
3
What are the potential impacts of CVE-2026-34701?
CVE-2026-34701 could lead to arbitrary code execution with a heap-based buffer overflow.
4
What versions of Adobe InDesign Desktop are affected by CVE-2026-34701?
Adobe InDesign Desktop versions 21.3, 20.5.3, and earlier are affected by CVE-2026-34701.
5
Is user interaction required for the exploitation of CVE-2026-34701?
Yes, exploitation of CVE-2026-34701 requires user interaction, specifically opening a malicious file.