Description
XWiki Platform is a generic wiki platform. Prior to version 14.6-rc-1, HTML rendering didn't check for dangerous attributes/attribute values. This allowed cross-site scripting (XSS) attacks via attributes and link URLs, e.g., supported in XWiki syntax. This has been patched in XWiki 14.6-rc-1. There are no known workarounds apart from upgrading to a fixed version.
Remediation
References
https://github.com/xwiki/xwiki-rendering/commit/c40e2f5f9482ec6c3e71dbf1fff5ba8a5e44cdc1
https://github.com/xwiki/xwiki-rendering/security/advisories/GHSA-6gf5-c898-7rxp
https://jira.xwiki.org/browse/XRENDERING-663
Related Vulnerabilities
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CVE-2017-5645 Vulnerability in maven package org.apache.logging.log4j:log4j
CVE-2023-49447 Vulnerability in maven package com.jfinal:jfinal
CVE-2023-24444 Vulnerability in maven package org.jenkins-ci.plugins:openid
CVE-2023-35157 Vulnerability in maven package org.xwiki.platform:xwiki-platform-oldcore