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MediaWiki Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2021-42044 - Vulnerability Database
MediaWiki

MediaWiki Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2021-42044

Medium
Reference: CVE-2021-42044
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2021-42044
Title: MediaWiki Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability
Overview:

An issue was discovered in the Mentor dashboard in the GrowthExperiments extension in MediaWiki through 1.36.2. The Growthexperiments-mentor-dashboard-mentee-overview-add-filter-total-edits-headline growthexperiments-mentor-dashboard-mentee-overview-add-filter-starred-headline growthexperiments-mentor-dashboard-mentee-overview-info-text growthexperiments-mentor-dashboard-mentee-overview-info-legend-headline and growthexperiments-mentor-dashboard-mentee-overview-active-ago MediaWiki messages were not being properly sanitized and allowed for the injection and execution of HTML and JavaScript.