Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Users are able to forge an URL with a payload allowing to inject Javascript in the page (XSS). It's possible to exploit the previewactions template to perform a XSS, e.g. by using URL such as: > /xwiki/bin/get/FlamingoThemes/Cerulean xpage=xpart&vm=previewactions.vm&xcontinue=javascript:alert(document.domain). This vulnerability exists since XWiki 6.1-rc-1. The vulnerability has been patched in XWiki 14.10.5 and 15.1-rc-1.

Remediation

References

https://github.com/xwiki/xwiki-platform/commit/9f01166b1a8ee9639666099eb5040302df067e4d

https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-q9hg-9qj2-mxf9

https://jira.xwiki.org/browse/XWIKI-20342

https://jira.xwiki.org/browse/XWIKI-20583

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Severity

High

Classification

CWE-79 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Tags

Patch Technical Description Vendor Advisory Issue Tracking Permissions Required