Missing Authorization in Themefic Tourfic

Executive Summary

This vulnerability is a Missing Authorization issue in the Themefic Tourfic plugin, specifically affecting versions up to 2.22.5. It allows attackers to exploit incorrectly configured access control security levels, meaning that unauthorized users may gain access to functions or data they should not be able to access.

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Detection Guidance

The provided context does not include specific detection methods or commands for identifying the missing authorization vulnerability in Themefic Tourfic (CVE-2026-57392). However, you can check for the presence of the vulnerable plugin version on your WordPress installation.

• Verify the installed version of the Tourfic plugin by navigating to the WordPress admin dashboard, then go to 'Plugins' and look for 'Tourfic' in the list. If the version is 2.22.5 or lower, the system is vulnerable.
• Use WordPress CLI (WP-CLI) to check the plugin version by running the command: wp plugin list --fields=name,version --format=json. Look for 'tourfic' in the output and verify its version.

Since this is an access control issue, manual testing may involve attempting to access restricted endpoints or functionalities without proper authorization. However, this should only be done in a controlled environment with permission.

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Impact Analysis

The impact of this vulnerability includes potential unauthorized actions or access within the affected Tourfic plugin. According to the CVSS score of 6.5, it can lead to integrity and availability issues, such as unauthorized modification of data or disruption of service, without requiring user interaction or privileges.

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Compliance Impact

This vulnerability involves a missing authorization check, which could lead to unauthorized access or modification of data. This type of issue may impact compliance with standards and regulations that require strict access controls and data protection.

• GDPR: The vulnerability could result in unauthorized access to personal data, violating GDPR's requirements for data protection and access control (Articles 5, 25, and 32).
• HIPAA: If the affected system handles protected health information (PHI), unauthorized access or modification of data could violate HIPAA's Security Rule, which mandates safeguards for electronic PHI.

The CVSS vector indicates low confidentiality impact (C:N) but low integrity impact (I:L), meaning the primary risk is unauthorized modification rather than exposure of sensitive data. However, depending on the context, this could still lead to compliance violations if the modified data affects regulatory reporting or data integrity requirements.

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Mitigation Strategies

To mitigate the missing authorization vulnerability in Themefic Tourfic (CVE-2026-57392), follow these immediate steps:

• Update the Tourfic plugin to the latest version if a patched version is available. Check the official plugin repository or the vendor's website for updates.
• If no update is available, consider disabling the Tourfic plugin temporarily until a patch is released to reduce the risk of exploitation.
• Implement network-level or application-level access controls to restrict unauthorized access to sensitive functionalities provided by the plugin.
• Monitor the system for any suspicious activity, such as unauthorized access attempts or modifications to plugin settings.
• Review the plugin's configuration and ensure that proper authorization checks are enforced for all sensitive operations.

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