VULNERABILITY INTELLIGENCE
CVE-2026-56381
CVSS score4.8 MEDIUM
EPSS probability0.18%
CISA KEVNot currently listed
Published2026-06-21
Last modified2026-10-25
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Description
Craft CMS from version 5.0.0-RC1 contains a stored cross-site scripting vulnerability in the User Permissions page where user group names are rendered without proper HTML escaping. Attackers with admin access can inject arbitrary JavaScript via the user group name field that executes when other users view or edit permissions.
Weakness classification
- disclosure@vulncheck.com: CWE-79