Vulnerability Details CVE-2026-29052
The Calendar module for HumHub enables users to create one-time or recurring events, manage attendee invitations, and efficiently track all scheduled activities. Prior to version 1.8.11, a Stored Cross-Site Scripting (XSS) vulnerability in the Event Types of the HumHub Calendar module impacts users viewing events created by an administrative account. This issue has been patched in version 1.8.11.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 14.2%
CVSS Severity
CVSS v3 Score 6.1
References