CVE-2026-29048CWE-79

HumHub: XSS in Button component

Medium · published March 6, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
26.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
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
EPSS
0.00343 · 26.6th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-03-06T06:59Z
EPSS history
Timeline
  • 06 MAR 06:59Z
    HumHub: XSS in Button component
    cvelistv5