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CVE-2026-26000

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

Published: Feb 12, 2026Updated: Feb 19, 2026 Sources: CVE List NVD GHSA BDUCWE-1021
NVD MITRE
6.1CVSSMEDIUM
EPSS Score
0.3%
Top 80.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-1021

Affected Products

xwiki-platformxwiki
On-premWeb App
Web & CMS Plugins / cms-core
xwikixwiki
On-premWeb App
Web & CMS Plugins / cms-core
XWiki PlatformСообщество свободного программного обеспечения
On-prem
Operating Systems / linux-distro
org.xwiki.platform:xwiki-platform-webMavenOSS Libraries
xwikioss-projectFRWeb & CMS Pluginsaka xwiki-platform, xwiki-commons
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
mavenpackage-ecosystemOSS Libraries

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-74rh-c5rh-88vg
github.com
https://github.com/xwiki/xwiki-platform/releases/tag/xwiki-platform-17.4.6
github.com
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-74rh-c5rh-88vg
github.com
and 7 more references View all →

Timeline

Published
Feb 12, 2026
Last Updated
Feb 19, 2026

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