CVE-2026-26000: XWiki vulnerable to click-jacking through CSS injection in comments
It’s possible using comments to inject CSS that would transform the full wiki in a link area leading to a malicious page. All versions of XWiki are impacted by this kind of attack.
References
- github.com/advisories/GHSA-74rh-c5rh-88vg
- github.com/xwiki/xwiki-platform
- github.com/xwiki/xwiki-platform/commit/29cb81f3a5387cf822d7e7534bdd63903275f86b
- github.com/xwiki/xwiki-platform/commit/7b5a4f8c34d9b1da3d966e17f7dbccabac448e75
- github.com/xwiki/xwiki-platform/pull/4645
- github.com/xwiki/xwiki-platform/security/advisories/GHSA-74rh-c5rh-88vg
- jira.xwiki.org/browse/XWIKI-23433
- nvd.nist.gov/vuln/detail/CVE-2026-26000
- www.xwiki.org/xwiki/bin/view/ReleaseNotes/Data/XWiki/17.9.0RC1/Entry006
Code Behaviors & Features
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