VULNERABILITY INTELLIGENCE

CVE-2026-42174

CVSS score5.3 MEDIUM

EPSS probability0.24%

CISA KEVNot currently listed

Published2026-05-09

Last modified2026-07-24

Description

Kirby is an open-source content management system. Prior to versions 4.9.0 and 5.4.0, user avatar creation, replacement and deletion are not gated by user update permissions. This issue has been patched in versions 4.9.0 and 5.4.0.