CVE-2026-23734

PUBLISHED
Published: 20 May 2026, 18:39
Last modified:20 May 2026, 18:39

Vulnerability Summary

Overall Risk (default)
high
70/100
CVSS Score
9.3 CRITICAL
v4.0 (cve.org)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

20 May 2026, 18:39
Published
Vulnerability first disclosed

Description

XWiki Platform is a generic wiki platform. Versions prior to 18.1.0-rc-1, 17.10.3, 17.4.9, and 16.10.17 allow access to read configuration files by using URLs such as http://localhost:8080/bin/ssx/Main/WebHome?resource=/../../WEB-INF/xwiki.cfg&minify=false, leading to Path Traversal. The vulnerability is can be exploited via resources parameter the ssx and jsx endpoints by using leading slashes. This issue has been patched in 18.1.0-rc-1, 17.10.3, 17.4.9, 16.10.17.

CVSS Metrics

  • v4.0•CRITICAL•Score: 9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Techniques & Countermeasures

  • CWE-23•Relative Path Traversal

    The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.

Affected Systems

  • xwiki•xwiki-commons

    < 16.10.17 | ≥ 17.0.0-rc-1, < 17.4.9 | ≥ 17.5.0, < 17.10.3 | ≥ 18.0.0-rc-1, < 18.1.0-rc-1

References (3)