CVE-2026-18430
HumHub 1.18.4 - Stored XSS in comment-deletion notifications through unescaped administrator reason
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.
No summary for this CVE yet.
Weaknesses
Affected Products
HumHub
commercialaka files, cfiles
Exploitability
No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
Attack Graph
Products CVE Techniques Tactics
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MITRE ATT&CK
2 techniques Execution
Initial Access
References
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