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CVE-2026-71574 Details

Description

Joomla! Core - [20260803] - Inconsistent ACL checks for mutating webservice endpoints in Joomla 4.0.0-5.4.7, 6.0.0-6.1.2 - An improper access check allows unauthorized users to perform mutation actions in webservice endpoints, where the same mutation was restricted in the backend UI.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://developer.joomla.org/security-centre/1070-20260803-core-inconsistent-acl-checks-for-mutating-webservice-endpoints.html	[email protected]	Vendor Advisory
https://www.joomla.org/	[email protected]	Product

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-284	Improper Access Control	[email protected]

Affected Products

Product	Versions
joomla joomla!	>= 4.0.0, < 5.4.8 >= 6.0.0, < 6.1.3
CPE cpe:2.3:a:joomla:joomla!:::::::: Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Sep 3, 2026	Initial Analysis	[email protected]
Aug 18, 2026	CVE Modified	CISA-ADP
Aug 18, 2026	CVE Modified	[email protected]
Aug 18, 2026	New CVE Received	[email protected]