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OpenAdvisories

Vendor

HumHub GmbH & Co. KG

16 known vulnerabilities.

HumHub GmbH & Co. KG at a glance

Last 12 months
9
Critical · all time
1
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 3 5 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 2 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 0 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 1 vulnerability August 2026: 3 vulnerabilities September 2026: 1 vulnerability Sep October 2026: 0 vulnerabilities November 2026: 1 vulnerability
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16 results · Feed

  • High 7.2

    HumHub 1.19.0 - Stored cross-site scripting in friendship confirmation

    HumHub Community Edition 1.19.0 contains a stored cross-site scripting vulnerability in the friendship confirmation dialog. An authenticated low-privileged member can save HTML in their first and last name. When another authenticated user clicks Friends for t…

  • High 7.2

    HumHub 1.18.5 - Stored XSS in Profile Field Category title via HForm#renderForm leading to System Administrator account takeover

    HumHub 1.18.5 is affected by a stored cross-site scripting (XSS) vulnerability that allows any user holding the delegated, non-system-administrator Manage Users permission (admin_manage_users) to inject persistent HTML/JavaScript into a Profile Field Category…

  • High 7.2

    HumHub 1.18.4 - Stored XSS in comment-deletion notifications through unescaped administrator reason

    HumHub 1.18.4 contains a stored cross-site scripting vulnerability in the comment-deletion notification flow. A Space administrator can delete another user's comment, choose to notify the original author, and place HTML/JavaScript in the deletion reason.

  • High 7.2

    HumHub Community Edition 1.18.4-pl1 - Reflected XSS in Space membership request button rendering

    HumHub Community Edition 1.18.4 contains a reflected cross-site scripting vulnerability in the Space membership-request workflow. An attacker can place attacker-controlled button configuration in the options query-string parameter of space/membership/request-…

  • High 7.4

    HumHub 1.18.4 / 1.18.4-pl1 – Stored Cross-Site Scripting in oEmbed confirmation

    HumHub Community Edition 1.18.4 and 1.18.4-pl1 contain a stored Cross-Site Scripting (XSS) vulnerability in the oEmbed confirmation rendering workflow.

  • High 7.1

    HumHub Missing Authorization on Remove All Space Members Action

    HumHub is an Open Source Enterprise Social Network. In versions 1.13.0 through 1.18.2, a missing authorization check in the Space member management controller allowed any authenticated user to trigger the removal of all members from any Space, regardless of t…

  • Medium 6.9

    HumHub: XSS in Button component

    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 …

  • Medium 6.9

    HumHub Calendar Module: Stored XSS in Event Types

    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 …

  • Medium 5.4

    CFiles Unauthorized Folder/ZIP Access in Public Spaces

    Files is a module for managing files inside spaces and user profiles. Prior to versions 0.16.11 and 0.17.2, insufficient authorization checks allow non-member users to create new folders, up- and download files as a ZIP archive in public spaces. Private space…

  • High 7.1

    HumHub is vulnerable to XSS through its Meta Search component

    HumHub is an Open Source Enterprise Social Network. Versions below 1.17.4 have a XSS vulnerability in the Meta-Search feature which allows malicious input to be executed in search previews. This issue is fixed in version 1.17.4.

  • Critical 9.2

    Files: Potential for SQL Injection through File Browse and List Operations

    Files is a module for managing files inside spaces and user profiles. In versions 0.16.9 and below, Files does not have logic to prevent the exploitation of backend SQL queries without direct output, potentially allowing unauthorized data access. This is fixe…

  • Medium 5.1

    Files is Vulnerable to Reflected Self-XSS through its File Move Functionality

    Files is a module for managing files inside spaces and user profiles. In versions 0.16.9 and below, the File Move functionality does not contain logic that prevents injection of arbitrary JavaScript, which can lead to Browser JS code execution in the context …

  • Medium 6.9

    User enumeration in HubHub

    Generation of Error Message Containing Sensitive Information in HumHub GmbH & Co. KG - HumHub on Linux allows: Excavation (user enumeration).This issue affects all released HumHub versions: through 1.16.2.

  • Medium 5.9

    Cross site scripting in HumHub

    HumHub is an Open Source Enterprise Social Network. Affected versions of HumHub are vulnerable to a stored Cross-Site Scripting (XSS) vulnerability. For exploitation, the attacker would need a permission to administer the Spaces feature. The names of individu…

  • Medium 6.5

    Improper access control in humhub

    HumHub is an Open Source Enterprise Social Network. In affected versions users who are forced to change their password by an administrator may retrieve other users' data. This issue has been resolved by commit `eb83de20`. It is recommended that the HumHub is …

  • Medium 6.5

    Authorization Bypass in Space Invite in HumHub

    HumHub is an open-source social network kit written in PHP. Prior to HumHub version 1.10.3 or 1.9.3, it could be possible for registered users to become unauthorized members of private Spaces. Versions 1.10.3 and 1.9.3 contain a patch for this issue.