XWikiplatform Improper Restriction of Rendered UI Layers or Frames Vulnerability - CVE-2026-26000
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Prior to 17.9.0 17.4.6 and 16.10.13 it39s possible using comments to inject CSS that would transform the full wiki in a link area leading to a malicious page. This vulnerability is fixed in 17.9.0 17.4.6 and 16.10.13.