Product:
InDesign Desktop
Summary
InDesign Desktop versions 21.0, 19.5.5 and earlier are affected by an Access of Uninitialized Pointer 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-2026-21275 |
Exploitation
To exploit this vulnerability, an attacker must craft a malicious file that, when opened by the victim using an affected version of InDesign Desktop, triggers the execution of arbitrary code. 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 21.0: Affected by the vulnerability allowing arbitrary code execution.
- InDesign Desktop 19.5.5: Also vulnerable to the same issue.
Mitigation
To mitigate this vulnerability, users should avoid opening files from untrusted sources and ensure they are using the latest version of InDesign Desktop. Adobe may provide patches or updates to address this issue, so users should regularly check for updates.