En resumen
- CVE-2023-29205 es una vulnerabilidad MEDIO (CVSS 5.4) que afecta a org.xwiki.platform:xwiki-platform-rendering-xwiki, xwiki (xwiki).
- Probabilidad de explotación en los próximos 30 días (EPSS): 0.59%, mayor que el 48.4% de las vulnerabilidades.
- Solución: actualizar a 14.8-rc-1 o posterior.
Description
Impact
The HTML macro does not systematically perform a proper neutralization of script-related html tags. As a result, any user able to use the html macro in XWiki, is able to introduce an XSS attack. This can be particularly dangerous since in a standard wiki, any user is able to use the html macro directly in their own user profile page.
Patches
The problem has been patched in XWiki 14.8RC1. The patch involve that the HTML macro are systematically cleaned up whenever the user does not have script right.
Workarounds
There's no workaround for this issue.
For more information
If you have any questions or comments about this advisory:
NVD description
XWiki Commons are technical libraries common to several other top level XWiki projects. The HTML macro does not systematically perform a proper neutralization of script-related html tags. As a result, any user able to use the html macro in XWiki, is able to introduce an XSS attack. This can be particularly dangerous since in a standard wiki, any user is able to use the html macro directly in their own user profile page. The problem has been patched in XWiki 14.8RC1. The patch involves the HTML macros and are systematically cleaned up whenever the user does not have the script correct.
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