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    CVE-2026-56381

    Craft CMS from version 5.0.0-RC1 contains a stored cross-site scripting vulnerability in the User Permissions page where user group names are rendered without proper HTML escaping. Attackers with admin access can inject arbitrary JavaScript via the user group name field that executes when other users view or edit permissions.

    Published:Jun 21, 2026
    Last Modified:Jun 24, 2026
    EPS:Jun 21, 2026
    EPSS Score:0.00148
    CVSS Score:4.8

    Affected Products

    Vendor
    Craftcms
    Product
    Craftcms
    Vendor
    Juzaweb
    Product
    Cms

    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