Vulnerability Description
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. XWiki Platform is a generic wiki platform. In versions prior to 18.1.0-rc-1, 17.10.3, 17.4.9, and 16.10.17, the POST /wikis/{wikiName} API executes a XAR import without performing any authentication or authorization checks, allowing an unauthenticated attacker to create or update documents in the target wiki. This vulnerability has been patched in XWiki 16.10.17, 17.4.9, 17.10.3, 18.0.1 and 18.1.0-rc-1.
Related Weaknesses (CWE)
References
- https://github.com/xwiki/xwiki-platform/commit/4b7b95b79256374d487e9ece1dc48f527
- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-qrvh-r3f2-9h4r
- https://jira.xwiki.org/browse/XWIKI-23953
FAQ
What is CVE-2026-33137?
CVE-2026-33137 is a documented vulnerability. XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. XWiki Platform is a generic wiki platform. In versions prior to 18.1.0-rc-1, 17.10.3, 17.4.9, a...
How severe is CVE-2026-33137?
CVSS scoring is not yet available for CVE-2026-33137. Check NVD for updates.
Is there a patch for CVE-2026-33137?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.