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). For instance, the following URL execute an `alter` on the browser: `/xwiki/bin/view/Main/?viewer=share&send=1&target=&target=%3Cimg+src+onerror%3Dalert%28document.domain%29%3E+%3Cimg+src+onerror%3Dalert%28document.domain%29%3E+%3Crenniepak%40intigriti.me%3E&includeDocument=inline&message=I+wanted+to+share+this+page+with+you.`, where `` is the URL of your XWiki installation. The vulnerability has been patched in XWiki 15.0-rc-1, 14.10.4, and 14.4.8.

Remediation

References

https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-fwwj-wg89-7h4c

https://jira.xwiki.org/browse/XWIKI-20370

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CVE-2016-4567 Vulnerability in maven package org.webjars:mediaelement

CVE-2021-36737 Vulnerability in maven package org.apache.portals.pluto.demo:v3-demo-portlet

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

Vendor Advisory Exploit Issue Tracking Patch