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    CVE-2026-86784

    The Visualizer WordPress plugin before 4.0.8 does not sanitise and escape a chart's JSON data source configuration before outputting it back in the chart editor, allowing users with the Contributor role and above to store JavaScript that executes in the browser of any higher-privileged user, such as an administrator, who reviews the affected chart.

    Published:Sep 16, 2026
    Last Modified:Sep 17, 2026
    EPS:Sep 16, 2026
    EPSS Score:0.00199
    CVSS Score:6.8

    Affected Products

    No affected product recorded yet

    Exploits

    No exploit reference

    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