Unauthenticated User Impersonation in Razorpay for WooCommerce

Executive Summary

This vulnerability affects the Razorpay for WooCommerce WordPress plugin versions before 4.8.9. It allows an unauthenticated attacker to manipulate a REST route that lacks proper authorization checks. By altering an unauthenticated request parameter, the attacker can execute actions as any user account temporarily. Exploitation requires a specific coupon plugin to be active on the site.

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Detection Guidance

Check the installed version of the Razorpay for WooCommerce plugin. If it is below 4.8.9, the system is vulnerable. Look for unauthorized user context switches or actions performed by unexpected accounts.

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Impact Analysis

An attacker could perform unauthorized actions on your site by impersonating other users. This might include accessing sensitive data, modifying user accounts, or making purchases without permission. The impact depends on the user roles compromised and the site's configuration.

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Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements. Non-compliance may result in legal penalties, reputational damage, and loss of trust. Immediate patching is recommended to maintain compliance.

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Mitigation Strategies

Update the Razorpay for WooCommerce plugin to version 4.8.9 or later immediately. Disable the specific coupon plugin required for exploitation if it is active. Monitor user accounts for unusual activity.

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