CVE-2025-55747: XWiki Platform's configuration files can be accessed through the webjars API

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-09-03 · updated 2026-06-17
Weakness: CWE-23

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. In versions 6.1-milestone-2 through 16.10.6, configuration files are accessible through the webjars API. This is fixed in version 16.10.7.

Affected products

xwiki-platform: from 6.2 before 16.10.7; from 17.0.0 through 17.3.0; 6.1-milestone2, 6.1-rc1 — fixed in 16.10.7

How to fix

Upgrade to a fixed version: xwiki-platform 16.10.7. Check the vendor advisory for mitigations.

References

https://github.com/xwiki/xwiki-platform/commit/9e7b4c03f2143978d891109a17159f73d4cdd318#diff-45ea9c87d5fb68cd5db0da7f78cf25e76f1325f5fe56e21618b21786fc706236R80-R81
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-qww7-89xh-x7m7
https://jira.xwiki.org/browse/XWIKI-19350

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