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    CVE-2021-23124

    An issue was discovered in Joomla! 3.9.0 through 3.9.23. The lack of escaping in mod_breadcrumbs aria-label attribute allows XSS attacks.

    Published:Jan 12, 2021
    Last Modified:Feb 25, 2026
    EPS:Jan 12, 2021
    EPSS Score:0.01599
    CVSS Score:6.1

    Affected Products

    Vendor
    Joomla
    Product
    Joomla\!

    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