Medium severity5.4NVD Advisory· Published Sep 29, 2022· Updated Jun 17, 2026
CVE-2021-42047
CVE-2021-42047
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5- Range: <=1.36.2
- MediaWiki/Growth extensiondescription
Patches
Vulnerability mechanics
References
2- gerrit.wikimedia.org/r/c/mediawiki/extensions/GrowthExperiments/+/720088nvdPatchVendor Advisory
- phabricator.wikimedia.org/T289063nvdPatchVendor Advisory
News mentions
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