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    CVE-2026-22713

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - GrowthExperiments Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - GrowthExperiments Extension: 1.45, 1.44, 1.43, 1.39.

    Published:Jan 9, 2026
    Last Modified:Apr 18, 2026
    EPS:Jan 9, 2026
    EPSS Score:0.00012
    CVSS Score:5.4

    Affected Products

    Vendor
    Growth
    Product
    Growthexperiments
    Vendor
    Mediawiki
    Product
    Mediawiki
    Vendor
    Wikimedia
    Product
    Mediawiki-growthexperiments Extension

    Exploits

    https://phabricator.wikimedia.org/T411144https://phabricator.wikimedia.org/T411144

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High