CVE-2023-29521

Name of the Vulnerable Software and Affected Versions XWiki Platform versions prior to 13.10.11 XWiki Platform versions prior to 14.4.8 XWiki Platform versions prior to 14.10.2 XWiki Platform versions prior to 15.0-rc-1

Description Any user with view rights can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of Macro.VFSTreeMacro. This page is not installed by default.

Recommendations For versions prior to 13.10.11, upgrade to version 13.10.11 or later. For versions prior to 14.4.8, upgrade to version 14.4.8 or later. For versions prior to 14.10.2, upgrade to version 14.10.2 or later. For versions prior to 15.0-rc-1, upgrade to version 15.0-rc-1 or later. As a temporary workaround, consider applying the patch on Macro.VFSTreeMacro to fix the issue.