Unauthenticated XSS in Product Enquiry for WooCommerce

Executive Summary

This is an Unauthenticated Cross Site Scripting (XSS) vulnerability found in the Product Enquiry for WooCommerce plugin versions up to and including 2.2.34.43. XSS allows attackers to inject malicious scripts into web pages viewed by other users without needing authentication.

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Detection Guidance

Since this is an XSS vulnerability in a WordPress plugin, check for the presence of Product Enquiry for WooCommerce <= 2.2.34.43. Inspect web forms or input fields for improper input validation. Manually test by injecting basic XSS payloads like <script>alert(1)</script> in vulnerable fields.

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Impact Analysis

An attacker could exploit this to steal user sessions, redirect users to malicious sites, or perform actions on behalf of users. Since it requires no authentication, any visitor to a vulnerable site could be affected.

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Compliance Impact

This vulnerability could lead to unauthorized access to user data, violating GDPR and HIPAA requirements for data protection and confidentiality. Organizations may face compliance penalties if exploited.

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Mitigation Strategies

Update Product Enquiry for WooCommerce to the latest version if available. If no update exists, disable or remove the plugin immediately. Implement input sanitization and output encoding in web forms. Monitor for unusual activity or unauthorized access.

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