XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with edit rights on any document (e.g., their own user profile) can execute code with programming rights, leading to remote code execution. This vulnerability has been patched in XWiki 13.10.11, 14.4.8, 14.10.1 and 15.0 RC1. Users are advised to upgrade. There are no known workarounds for this vulnerability.