CVE-2026-34698: 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-2026-34698?
CVE-2026-34698 has a high severity rating of 7.8.
2
How do I fix CVE-2026-34698?
To fix CVE-2026-34698, users should update to the latest version of Adobe InDesign.
3
What type of vulnerability is CVE-2026-34698?
CVE-2026-34698 is a heap-based buffer overflow vulnerability.
4
What are the affected versions for CVE-2026-34698?
CVE-2026-34698 affects Adobe InDesign Desktop versions 21.3, 20.5.3, and earlier.
5
What could be the consequence of exploiting CVE-2026-34698?
Exploitation of CVE-2026-34698 could lead to arbitrary code execution in the context of the current user.