In XWiki before version 12.5 and 11.10.6, any user with SCRIPT right (EDIT right before XWiki 7.4) can gain access to the application server Servlet context which contains tools allowing to instantiate arbitrary Java objects and invoke methods that may lead to arbitrary code execution. This is patched in XWiki 12.5 and XWiki 11.10.6.
In XWiki before versions 11.10.5 or 12.2.1, any user with SCRIPT right (EDIT right before XWiki 7.4) can gain access to the application server Servlet context which contains tools allowing to instantiate arbitrary Java objects and invoke methods that may lead to arbitrary code execution. The only workaround is to give SCRIPT right only to trusted users.
Cross-site scripting (XSS) vulnerability in XWiki Enterprise before 2.5 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
Unspecified vulnerability in the Multiwiki plugin in XWiki before 1.1 Enterprise RC2 allows remote authenticated users, with administrative access to one wiki in a multiwiki environment, to obtain sensitive information via unknown attack vectors. NOTE: Some of these details are obtained from third party information.