HumHub is an Open Source Enterprise Social Network. In version 1.18.0, a cross-site scripting vulnerability was identified in the Button component of version 1.18.0. Due to inconsistent output encoding at several points within the software, malicious scripts could be injected and executed in the context of the user's browser. This issue has been patched in version 1.18.1.
History

Mon, 09 Mar 2026 21:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:humhub:humhub:1.18.0:-:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}


Mon, 09 Mar 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Mon, 09 Mar 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Humhub
Humhub humhub
Vendors & Products Humhub
Humhub humhub

Fri, 06 Mar 2026 07:15:00 +0000

Type Values Removed Values Added
Description HumHub is an Open Source Enterprise Social Network. In version 1.18.0, a cross-site scripting vulnerability was identified in the Button component of version 1.18.0. Due to inconsistent output encoding at several points within the software, malicious scripts could be injected and executed in the context of the user's browser. This issue has been patched in version 1.18.1.
Title HumHub: XSS in Button component
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-03-06T06:59:42.084Z

Updated: 2026-03-09T19:56:13.803Z

Reserved: 2026-03-03T17:50:11.243Z

Link: CVE-2026-29048

cve-icon Vulnrichment

Updated: 2026-03-09T19:56:05.907Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-06T07:16:01.920

Modified: 2026-03-09T21:23:43.480

Link: CVE-2026-29048

cve-icon Redhat

No data.