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.
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Fixes

Solution

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Workaround

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History

Thu, 05 Mar 2026 06:00:00 +0000

Type Values Removed Values Added
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.
Title HumHub Calendar Module: Stored XSS in Event Types
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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-03-05T05:48:10.557Z

Reserved: 2026-03-03T17:50:11.244Z

Link: CVE-2026-29052

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-05T06:16:50.260

Modified: 2026-03-05T06:16:50.260

Link: CVE-2026-29052

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses