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7.8
InDesign Desktop: Opening Malicious File Can Run Harmful Code
CVE-2026-34629
Summary
Adobe InDesign Desktop versions 20.5.2 and earlier are vulnerable to a critical security flaw. If a user opens a malicious file, it could allow an attacker to run unauthorized code on their computer, potentially stealing data or causing other harm. To stay safe, update to the latest version of InDesign Desktop.
Original title
InDesign Desktop versions 20.5.2, 21.2 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. Explo...
Original description
InDesign Desktop versions 20.5.2, 21.2 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.
nvd CVSS3.1
7.8
Vulnerability type
CWE-122
Heap-based Buffer Overflow
Published: 14 Apr 2026 · Updated: 14 Apr 2026 · First seen: 14 Apr 2026