What is CVE-2025-21126?

CVE-2025-21126 is a medium-severity vulnerability in Adobe Indesign, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2025-02-11.

How severe is CVE-2025-21126?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Improper input validation in Adobe Indesign

CVE-2025-21126

InDesign Desktop versions ID20.0, ID19.5.1 and earlier are affected by an Improper Input Validation vulnerability that could result in an application denial-of-service condition. An attacker could exploit this vulnerability to cause the ap…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.002 (15.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Adobe Indesign — versions 20.0
Adobe Indesign Desktop — versions 0
Apple Macos
Microsoft Windows

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

psirt@adobe.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2025-21126?: CVE-2025-21126 is a medium-severity vulnerability in Adobe Indesign, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2025-02-11.
How severe is CVE-2025-21126?: Medium severity. CVSS v3 base score is 5.5 out of 10.