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    CVE-2026-82846

    The Masteriyo LMS WordPress plugin before 3.4.0 does not sanitise and escape some course settings before outputting them in a page available to all visitors, allowing users with a course-author role to perform Stored Cross-Site Scripting attacks that run in the session of anyone viewing the course, including a logged-in administrator.

    Published:Sep 5, 2026
    Last Modified:Sep 7, 2026
    EPS:Sep 5, 2026
    EPSS Score:0.00152
    CVSS Score:6.8

    Affected Products

    Vendor
    Masteriyo
    Product
    Masteriyo
    Vendor
    Wordpress
    Product
    Wordpress

    Exploits

    No exploit reference

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    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