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CVE-2026-23734
XWiki Platform: Path traversal via resources parameter in ssx and jsx endpoints when using leading slash
Critical9.3EPSS 18.5%
- Published
- Updated
- Reserved
- Assigned by
- GitHub_M
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 4.0 | Critical9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| NVDNVD · Deferred | 4.0 | Critical9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 18.5% · top 2.7% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.3.
Weakness
Affected products
- affected >= 4.2-milestone-2, < 16.10.17
- affected >= 17.0.0-rc-1, < 17.4.9
- affected >= 17.5.0, < 17.10.3
- affected >= 18.0.0-rc-1, < 18.1.0-rc-1
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.xwiki.commons:xwiki-commons-classloader-apiGHSA-xq3r-2qv5-vqqm (opens in a new tab)
References (3)
- https://github.com/xwiki/xwiki-commons/security/advisories/GHSA-xq3r-2qv5-vqqm (opens in a new tab)x_refsource_CONFIRM
- https://github.com/xwiki/xwiki-commons/commit/a979cafd89f6a9c9c0b9ab19744d672df64429bf (opens in a new tab)x_refsource_MISC
- https://jira.xwiki.org/browse/XCOMMONS-3547 (opens in a new tab)x_refsource_MISC
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-xq3r-2qv5-vqqm (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-23734)Record last updated .