CVE-2026-64794

Received Received - Intake

Insufficient Access Control in Joomla User Fields

Publication date: 2026-07-22

Last updated on: 2026-07-22

Assigner: Joomla! Project

Description

User tags, filters and conditions allowed access to insufficiently restricted user fields. Crafted content could expose authentication-related data, raw user parameters or restricted contact details.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-07-22

Last Modified

2026-07-22

Generated

2026-07-23

AI Q&A

2026-07-23

EPSS Evaluated

N/A

NVD

CVE-2026-64794

Affected Vendors & Products

Vendor	Product	Version / Range
joomla	joomla	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This vulnerability involves user tags, filters, and conditions that allowed access to user fields with insufficient restrictions. Attackers could exploit this to expose sensitive authentication-related data, raw user parameters, or restricted contact details through crafted content.

Impact Analysis

If exploited, this vulnerability could lead to unauthorized access to sensitive user data such as authentication details, personal parameters, or private contact information. This may result in privacy breaches, identity theft, or further attacks on the system.

Compliance Impact

This vulnerability could lead to non-compliance with data protection regulations like GDPR or HIPAA by exposing personal or sensitive user data. Organizations may face legal penalties, fines, or reputational damage due to unauthorized data exposure.

Mitigation Strategies

Update Joomla to the latest patched version immediately to address the insufficiently restricted user fields. Review and restrict access to authentication-related data, raw user parameters, and contact details in user tags and filters.

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