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    CVE-2026-21631

    Lack of output escaping leads to a XSS vector in the multilingual associations component.

    Published:Apr 1, 2026
    Last Modified:Apr 10, 2026
    EPS:Apr 1, 2026
    EPSS Score:0.00018
    CVSS Score:5.4

    Affected Products

    Vendor
    Joomla
    Product
    Joomla!
    Vendor
    Joomla
    Product
    Joomla\!

    Exploits

    https://github.com/Shirshaw64p/security-advisories/tree/main/CVE-2026-21631

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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