Medium 5.3Published Feb 12, 2026

CVE-2026-26000XWiki Platform affected by click-jacking through CSS injection in comments

Updated under an hour ago (Oct 28, 2026, 4:20 AM ET)

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It affects xwiki-platform and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for xwiki-platform

Exploited in the last 30 days

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.

CVSS: 5.3 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Weakness (CWE): CWE-1021
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Analyzed
Record last updated: Feb 12, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

xwiki xwiki-platform xwiki:platform (from the name)	from 17.5.0, < 17.9.0; from 17.0.0-rc-1, < 17.4.6; before 16.10.13	CNA record
xwiki xwiki xwiki:xwiki	before 16.10.13; from 17.0.0 before 17.4.6; from 17.5.0 before 17.9.0	NVD

References

References

https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-74rh-c5rh-88vg	x-refsource-confirm, patch, vendor-advisory
https://github.com/xwiki/xwiki-platform/releases/tag/xwiki-platform-17.4.6	x-refsource-misc, product, release-notes

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.