Unrated severityNVD Advisory· Published Mar 5, 2026· Updated Mar 5, 2026
HumHub Calendar Module: Stored XSS in Event Types
CVE-2026-29052
Description
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.
Affected products
2- Range: <1.8.11
- humhub/calendarv5Range: < 1.8.11
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- github.com/humhub/calendar/releases/tag/v1.8.11mitrex_refsource_MISC
- github.com/humhub/calendar/security/advisories/GHSA-gqj3-pmp2-mrx8mitrex_refsource_CONFIRM
News mentions
0No linked articles in our index yet.