HumHub up to 1.10.4/1.11.3 Spaces cross site scripting

Summaryinfo

A vulnerability, which was classified as problematic, has been found in HumHub up to 1.10.4/1.11.3. Affected by this vulnerability is an unknown functionality of the component Spaces Handler. Performing a manipulation results in cross site scripting. This vulnerability is cataloged as CVE-2022-31133. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in HumHub up to 1.10.4/1.11.3. It has been classified as problematic. This affects an unknown functionality of the component Spaces Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

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.

The weakness was shared 07/07/2022 as GHSA-p7h3-73v7-959c. It is possible to read the advisory at huntr.dev. This vulnerability is uniquely identified as CVE-2022-31133 since 05/18/2022. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 1.10.5 or 1.11.4 eliminates this vulnerability. Applying the patch 07d9f8f9b6334970ee38156a3416c3708d157cae is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

• HumHub

Version

• 1.10.0
• 1.10.1
• 1.10.2
• 1.10.3
• 1.10.4
• 1.11.0
• 1.11.1
• 1.11.2
• 1.11.3

License

• open-source

Website

• Product: https://github.com/humhub/humhub/

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