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humhub — Vulnerabilities & Security Advisories 13

Browse all 13 CVE security advisories affecting humhub. AI-powered Chinese analysis, POCs, and references for each vulnerability.

HumHub is an open-source social networking platform used for building collaborative intranets and community sites. Historically, it has been susceptible to multiple vulnerability classes including remote code execution, cross-site scripting, and privilege escalation, with nine CVEs documented. The platform's modular architecture introduces potential attack surfaces through extensions and plugins. While no major public security incidents have been widely reported, the consistent discovery of vulnerabilities in access controls and input validation highlights ongoing security challenges. Regular updates and careful configuration are essential for maintaining secure deployments, as the platform's complexity increases exposure to both known and emerging threats.

Top products by humhub: humhub cfiles calendar
CVE ID Title CVSS Severity Published
CVE-2026-18430 HumHub 1.18.4 - Stored XSS in comment-deletion notifications through unescaped administrator reason — HumHub CWE-79 7.2 High 2026-08-19
CVE-2026-18756 HumHub Community Edition 1.18.4-pl1 - Reflected XSS in Space membership request button rendering — HumHub CWE-79 7.2 High 2026-08-19
CVE-2026-18526 HumHub 1.18.4 / 1.18.4-pl1 – Stored Cross-Site Scripting in oEmbed confirmation — HumHub CWE-79 7.4 High 2026-08-19
CVE-2026-47657 HumHub Missing Authorization on Remove All Space Members Action — humhub CWE-862 - - 2026-07-21
CVE-2026-29048 HumHub: XSS in Button component — humhub CWE-79 5.4 - 2026-03-06
CVE-2026-29052 HumHub Calendar Module: Stored XSS in Event Types — calendar CWE-79 5.4 - 2026-03-05
CVE-2025-65963 CFiles Unauthorized Folder/ZIP Access in Public Spaces — cfiles CWE-284 5.4 Medium 2025-11-25
CVE-2025-64442 HumHub is vulnerable to XSS through its Meta Search component — humhub CWE-79 6.1 - 2025-11-07
CVE-2025-54790 Files: Potential for SQL Injection through File Browse and List Operations — cfiles CWE-89 6.5 - 2025-08-01
CVE-2025-54789 Files is Vulnerable to Reflected Self-XSS through its File Move Functionality — cfiles CWE-80 5.4 - 2025-08-01
CVE-2022-31133 Cross site scripting in HumHub — humhub CWE-79 5.9 Medium 2022-07-07
CVE-2022-24865 Improper access control in humhub — humhub CWE-200 6.5 Medium 2022-04-20
CVE-2021-43847 Authorization Bypass in Space Invite in HumHub — humhub CWE-285 6.5 Medium 2021-12-20

This page lists every published CVE security advisory associated with humhub. Each entry links to a detailed page with CVSS scoring, CWE classification, affected products and references. AI-generated Chinese analysis is provided for fast triage.