Description
HumHub 1.18.5 is affected by a stored cross-site scripting (XSS) vulnerability that allows any user holding the delegated, non-system-administrator Manage Users permission (admin_manage_users) to inject persistent HTML/JavaScript into a Profile Field Category title.
Published: 2026-09-23
Score: 7.2 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 23 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Wed, 23 Sep 2026 16:00:00 +0000

Type Values Removed Values Added
Description HumHub 1.18.5 is affected by a stored cross-site scripting (XSS) vulnerability that allows any user holding the delegated, non-system-administrator Manage Users permission (admin_manage_users) to inject persistent HTML/JavaScript into a Profile Field Category title.
Title HumHub 1.18.5 - Stored XSS in Profile Field Category title via HForm#renderForm leading to System Administrator account takeover
First Time appeared Humhub
Humhub humhub
Weaknesses CWE-79
CPEs cpe:2.3:a:humhub:humhub:1.18.5:*:linux:*:*:*:*:*
cpe:2.3:a:humhub:humhub:1.18.5:*:macos:*:*:*:*:*
cpe:2.3:a:humhub:humhub:1.18.5:*:windows:*:*:*:*:*
Vendors & Products Humhub
Humhub humhub
References
Metrics cvssV4_0

{'score': 7.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:P/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N'}

Subscriptions

Humhub Humhub
cve-icon MITRE

Status: PUBLISHED

Assigner: Fluid Attacks

Published:

Updated: 2026-09-23T16:40:14.392Z

Reserved: 2026-09-18T17:30:07.354Z

Link: CVE-2026-93769

cve-icon Vulnrichment

Updated: 2026-09-23T16:40:02.618Z

cve-icon NVD

Status : Deferred

Published: 2026-09-23T16:16:48.360

Modified: 2026-09-23T17:17:20.143

Link: CVE-2026-93769

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')