Generation of Error Message Containing Sensitive InformationĀ in HumHub GmbH & Co. KG - HumHub on Linux allows: Excavation (user enumeration).This issue affects all released HumHub versions: through 1.16.2.
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 individual "spaces" are not properly escaped and so an attacker with sufficient privilege could insert malicious javascript into a space name and exploit system users who visit that space. It is recommended that the HumHub is upgraded to 1.11.4, 1.10.5. There are no known workarounds for this issue.
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 upgraded to 1.11.0, 1.10.4 or 1.9.4. There are no known workarounds for this issue.
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.
A cross-site scripting (XSS) vulnerability in HumHub 1.3.12 allows remote attackers to inject arbitrary web script or HTML via a /protected/vendor/codeception/codeception/tests/data/app/view/index.php POST request.