CVE-2026-26000

EUVD-2026-6694
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
Affected Products (NVD)
VendorProductVersion
xwikixwiki
𝑥
< 16.10.13
xwikixwiki
17.0.0 ≤
𝑥
< 17.4.6
xwikixwiki
17.5.0 ≤
𝑥
< 17.9.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/xwiki/xwiki-platform/releases/tag/xwiki-platform-17.4.6
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-74rh-c5rh-88vg