CVE-2026-21276

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.

Score

CVSS 3.1 7.8 High

Status

Analyzed - psirt@adobe.com

Published

2026-01-13

Last modified

2026-08-27

Weaknesses

CWE-824

Affected products

• Indesign (Adobe)
• Indesign Desktop (Adobe)

References

• https://helpx.adobe.com/security/products/indesign/apsb26-02.html