XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Starting in version 5.0-milestone-1 and prior to versions 14.4.8, 14.10.4, and 15.0-rc-1, tags from pages not viewable to the current user are leaked by the tags API. This information can also be exploited to infer the document reference of non-viewable pages. This vulnerability has been patched in XWiki 14.4.8, 14.10.4, and 15.0-rc-1.

XWiki Platform vulnerable to Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection') in AttachmentSelector.xml. The issue can also be reproduced by inserting the dangerous payload in the `height` or `alt` macro properties. This has been patched in versions 13.10.7, 14.4.2, and 14.5. The issue can be fixed on a running wiki by updating `XWiki.AttachmentSelector` with the versions below: - 14.5-rc-1+: https://github.com/xwiki/xwiki-platform/commit/eb15147adf94bddb92626f862c1710d45bcd64a7#diff-e1513599ab698991f6cbba55d38f3f464432ced8d137a668b1f7618c7e747e23 - 14.4.2+: https://github.com/xwiki/xwiki-platform/commit/c02f8eb1f3c953d124f2c097021536f8bc00fa8d#diff-e1513599ab698991f6cbba55d38f3f464432ced8d137a668b1f7618c7e747e23 - 13.10.7+: https://github.com/xwiki/xwiki-platform/commit/efd0df0468d46149ba68b66660b93f31b6318515#diff-e1513599ab698991f6cbba55d38f3f464432ced8d137a668b1f7618c7e747e23