Unauthenticated CSRF in Avada Core

Executive Summary

This is an unauthenticated Cross Site Request Forgery (CSRF) vulnerability in the Avada Core WordPress plugin versions 5.15.6 and below. It allows attackers to trick authenticated users into executing unwanted actions by leveraging their active session. The vulnerability has a high CVSS score of 9.6 due to its potential impact on confidentiality, integrity, and availability.

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Detection Guidance

To detect this CSRF vulnerability in Avada Core <= 5.15.6, check the installed plugin version using WordPress admin panel or run: wp plugin list --name=fusion-core. If version is <= 5.15.6, the system is vulnerable.

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Impact Analysis

Attackers could force higher privileged users to perform actions like changing settings, creating admin accounts, or deleting content without their knowledge. This requires the victim to click a malicious link or submit a form while authenticated. The impact depends on the user's privileges.

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Compliance Impact

This CSRF vulnerability could potentially lead to unauthorized actions being performed by authenticated users, which may result in data breaches or unauthorized modifications. For GDPR, this could impact data integrity and confidentiality requirements. For HIPAA, it might affect the integrity and availability of protected health information if exploited.

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Mitigation Strategies

Update the Avada Core plugin to version 5.15.7 or later immediately to mitigate the CSRF vulnerability. Ensure all users avoid clicking suspicious links or submitting forms from untrusted sources.

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