GHSA-fp36-mjw5-fmgx
GitHub Security Advisory
xwiki-platform-web-templates allows users to be created even when registration is disabled without validation via template macro
Advisory Details
### Impact
If a guest has view rights on any document, it's possible to create a new user using the `distribution/firstadminuser.wiki` in the wrong context.
To reproduce:
* On a wiki with view rights for guests but user registration disabled, open as guest <server>/xwiki/bin/view/Main?sheet=CKEditor.HTMLConverter&language=en&sourceSyntax=xwiki%2F2.1&stripHTMLEnvelope=true&fromHTML=false&toHTML=true&text=%7B%7Btemplate+name%3D%22distribution%2Ffirstadminuser.wiki%22+%2F%7D%7D where <server> is the URL of your XWiki installation.
* Enter username and password of your choice.
* Click "Register and login"
### Patches
The vulnerability has been patched in XWiki 15.0-rc-1 and 14.10.1.
### Workarounds
There is no known workaround other than upgrading.
### References
https://jira.xwiki.org/browse/XWIKI-19852
https://jira.xwiki.org/browse/XWIKI-20400
### For more information
If you have any questions or comments about this advisory:
* Open an issue in [Jira XWiki.org](https://jira.xwiki.org/)
* Email us at [Security Mailing List](mailto:[email protected])
Affected Packages
Related CVEs
Key Information
Dataset
Data from GitHub Advisory Database. This information is provided for research and educational purposes.