Missing Authorization in VW Food Corner

Executive Summary

The CVE-2026-57774 vulnerability affects the WordPress VW Food Corner Theme, specifically versions 1.1.0 and earlier. It is classified as a Broken Access Control issue, meaning there is a missing authorization, authentication, or nonce token check in a function.

This flaw could allow an unauthenticated user to perform actions with higher privileges than intended, essentially bypassing security controls that should restrict access.

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Detection Guidance

Detecting the CVE-2026-57774 vulnerability on your system involves checking for the presence of the vulnerable WordPress VW Food Corner Theme and verifying if unauthorized access to privileged functions is possible.

• Check the installed version of the VW Food Corner Theme. If the version is 1.1.0 or earlier, the system is vulnerable. You can verify this by navigating to the WordPress admin dashboard, going to 'Appearance' > 'Themes', and checking the version of the VW Food Corner Theme.
• Inspect the theme files for missing authorization checks. Look for functions in the theme's PHP files that lack proper access control, such as missing 'current_user_can()' checks or nonce token validations. This requires reviewing the theme's source code, particularly files in the 'functions.php' or related directories.
• Use a web vulnerability scanner like OWASP ZAP or Burp Suite to test for broken access control. These tools can automate the process of identifying missing authorization checks by sending requests to privileged endpoints and checking if unauthorized access is granted.
• Manually test for the vulnerability by attempting to access privileged functions as an unauthenticated or low-privileged user. For example, try accessing theme-specific endpoints or actions that should require higher privileges and observe if the system allows the action without proper authorization.

Since there is no official patch available as of the report date, detection relies on version checks and manual inspection of the theme's code or behavior.

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Impact Analysis

This vulnerability can allow unauthorized users to perform actions they should not be able to, potentially leading to unauthorized changes or disruptions on a website using the VW Food Corner Theme.

Although the severity is considered low with a CVSS score of 5.3 and exploitation is unlikely, the impact includes possible unauthorized access and limited availability issues.

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Compliance Impact

The CVE-2026-57774 vulnerability, classified as Broken Access Control, may impact compliance with standards and regulations like GDPR and HIPAA depending on the data handled by the affected WordPress VW Food Corner Theme.

Under GDPR, if the vulnerability allows unauthorized access to personal data, it could lead to non-compliance with Article 5 (principles relating to processing of personal data) and Article 32 (security of processing). Organizations must ensure appropriate technical measures are in place to protect personal data, and a missing authorization check could violate these requirements.

For HIPAA, if the affected system processes or stores protected health information (PHI), the vulnerability could result in unauthorized access to PHI. This would violate the HIPAA Security Rule, which requires covered entities to implement access controls to ensure only authorized individuals can access electronic PHI.

While the CVSS score of 5.3 indicates a low severity, the potential for unauthorized access means organizations must assess whether the vulnerability exposes sensitive data. If it does, they may need to report the incident under breach notification requirements in GDPR or HIPAA.

• GDPR compliance risks: Unauthorized access to personal data may violate data protection principles and security requirements.
• HIPAA compliance risks: Unauthorized access to PHI could violate the Security Rule's access control requirements.
• Regulatory reporting obligations: If the vulnerability leads to a data breach, organizations may need to notify authorities or affected individuals under GDPR or HIPAA.

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Mitigation Strategies

The CVE-2026-57774 vulnerability affects the VW Food Corner WordPress theme versions 1.1.0 and earlier and is a Broken Access Control issue allowing unauthorized privilege escalation.

As of the report date, there is no official patch available for this vulnerability.

Immediate recommended actions include updating the theme if a newer patched version becomes available, or seeking assistance from your hosting provider or a web developer to implement temporary mitigations.

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