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    CVE-2026-72531

    Joomla! Core - [20260804] - Improper ACL checks for custom fields webservice endpoints in Joomla 4.0.0-5.4.7, 6.0.0-6.1.2 - An improper access check allows unauthorized users to create fields for inaccessible components.

    Published:Aug 18, 2026
    Last Modified:Sep 3, 2026
    EPS:Aug 18, 2026
    EPSS Score:0.00319
    CVSS Score:5.4

    Affected Products

    Vendor
    Joomla
    Product
    Joomla!
    Vendor
    Joomla
    Product
    Joomla\!

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-284 Improper Access Control

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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