CVE-2026-26000: CWE-1021: Improper Restriction of Rendered UI Layers or Frames in xwiki xwiki-platform
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, it's 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.
CVE-2026-26000: CWE-1021: Improper Restriction of Rendered UI Layers or Frames in xwiki xwiki-platform
Description
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, it's 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.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-02-09T17:41:55.859Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 698e3cc8c9e1ff5ad81239f6
Added to database: 2/12/2026, 8:49:12 PM
Last updated: 2/12/2026, 8:49:37 PM
Views: 1
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