VULNERABILITY INTELLIGENCE
CVE-2026-18430
EPSS probability0.47%
CISA KEVNot currently listed
Published2026-08-19
Last modified2026-10-27
Description
HumHub 1.18.4 contains a stored cross-site scripting vulnerability in the comment-deletion notification flow. A Space administrator can delete another user's comment, choose to notify the original author, and place HTML/JavaScript in the deletion reason.
Weakness classification
- help@fluidattacks.com: CWE-79