CVE-2023-21588: Adobe InDesign Improper Input Validation Remote Code Execution Vulnerability

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-01-13 · updated 2026-06-17
Weakness: CWE-20

Description

Adobe InDesign version 18.0 (and earlier), 17.4 (and earlier) are affected by an Improper Input Validation 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 products

Adobe InDesign Desktop: from 17.0 through 17.4; 18.0

References

https://helpx.adobe.com/security/products/indesign/apsb23-07.html
https://helpx.adobe.com/security/products/indesign/apsb23-07.html

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