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GHSA-vmhh-xh3g-j992
No affected components available
Impact
We found a possible XSS vector in the FlamingoThemesCode.WebHomeSheet wiki page related to the "newThemeName" form field.
Patches
The issue is patched in versions 12.10.11, 14.0-rc-1, 13.4.7, 13.10.3.
Workarounds
The easiest workaround is to edit the wiki page FlamingoThemesCode.WebHomeSheet (with wiki editor) and change the line
<input type="hidden" name="newThemeName" id="newThemeName" value="$request.newThemeName" />
into
<input type="hidden" name="newThemeName" id="newThemeName" value="$escapetool.xml($request.newThemeName)" />
References
- https://jira.xwiki.org/browse/XWIKI-19294
- https://github.com/xwiki/xwiki-platform/commit/bd935320bee3c27cf7548351b1d0f935f116d437
For more information
If you have any questions or comments about this advisory:
- Open an issue in Jira XWiki
- Email us at security mailing list
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. The attacker needs the user to perform some action, like clicking a link. The vulnerability can affect other systems as well, not just the initial system. There is a high impact on the confidentiality of the information.
Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.
Probability that this vulnerability will be exploited in the wild within the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
- CVE-2022-29251Alias
- EUVD-2022-5383Alias
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