CVE-2026-25491: Craft CMS

Medium severity, CVSS 4.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Craft is a platform for creating digital experiences. From 5.0.0-RC1 to 5.8.21, Craft has a stored XSS via Entry Type names. The name is not sanitized when displayed in the Entry Types list. This vulnerability is fixed in 5.8.22.

Affected products

• Craft CMS Craft CMS: from 5.0.0, before 5.8.21 (fixed in 5.8.21)

Published 2026-02-09. Last modified 2026-06-17.