by Kastro
Paper/Archive/CVE-2026-23734

CVE-2026-23734

xwiki xwiki-commons — XWiki Platform: Path traversal via resources parameter in ssx and jsx endpoints when using leading slash

EPSS 19%CVSS 9.3
critical.is priorityof 100
47
CVSS 9.3 (CNA)9.3 / 10 × 3027.9Not in CISA KEV+300.0EPSS percentile 97.2.972 × 2019.4No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
xwiki-commons>= 4.2-milestone-2, < 16.10.17–CNA
xwiki-commons>= 17.0.0-rc-1, < 17.4.9–CNA
xwiki-commons>= 17.5.0, < 17.10.3–CNA
xwiki-commons>= 18.0.0-rc-1, < 18.1.0-rc-1–CNA

Scores by source

GitHub_M (CNA)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
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: partial

References

refgithub.com/xwiki/xwiki-commons/security/advisories/GHSA-xq3r-2qv5-vqqmrefgithub.com/xwiki/xwiki-commons/commit/a979cafd89f6a9c9c0b9ab19744d672df64429bfrefjira.xwiki.org/browse/XCOMMONS-3547