Description
An issue was discovered in the Growth extension in MediaWiki through 1.36.2. On any Wiki with the Mentor Dashboard feature enabled, users can login with a mentor account and trigger an XSS payload (such as alert) via Growthexperiments-mentor-dashboard-mentee-overview-no-js-fallback.
Remediation
References
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MySQL CVE-2017-3452 Vulnerability (CVE-2017-3452)
Apache Tomcat Improper Handling of Exceptional Conditions Vulnerability (CVE-2021-30639)