Product:
InDesign Desktop
Summary
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.
Details
| Severity | Base Score | CVE |
|---|---|---|
| HIGH | 7.8 | CVE-2026-34629 |
Exploitation
To exploit this vulnerability, an attacker must craft a malicious file that, when opened by the victim using the affected version of InDesign Desktop, triggers the buffer overflow. This requires the victim to be tricked into opening the file, which can be delivered through various means such as email attachments or downloads from untrusted sources.
Affected Products
- InDesign Desktop versions 20.5.2 and earlier: Affected by a Heap-based Buffer Overflow vulnerability.
- InDesign Desktop version 21.2: Also affected by the same vulnerability.
Mitigation
Users are advised to update to the latest version of InDesign Desktop to mitigate this vulnerability. Additionally, exercising caution when opening files from unknown or untrusted sources can help prevent exploitation.