Home Critical Vulnerability in WooCommerce Stripe Payment

Critical Vulnerability in WooCommerce Stripe Payment

Security holds paramount importance in the realm of e-commerce, where online stores must safeguard their customers’ personal information. Unfortunately, a critical vulnerability has been uncovered in the widely used WooCommerce Stripe Payment Gateway plugin, posing a significant risk to hundreds of thousands of websites. This article will examine the intricacies of this vulnerability, its implications for e-commerce sites, and the necessary measures to rectify the issue.

The WooCommerce Stripe Payment Gateway Plugin

The WooCommerce Stripe Payment Gateway plugin is a popular utility that integrates the Stripe payment processing API into online stores. This plugin has become an indispensable feature of countless web shops, with over 900,000 active installs. It provides a streamlined checkout process for clients, who may use a variety of credit cards without creating an account.

The Discovery of a Critical Vulnerability

Recently, security researchers at Patchstack uncovered a critical vulnerability in the WooCommerce Stripe Payment Gateway plugin. This flaw, identified as CVE-2023-34000, is an insecure direct object reference (IDOR) vulnerability that requires no authentication. Put otherwise, it paves the way for an adversary to gain unauthorized access to protected resources.

The plugin’s ‘javascript_params’ and ‘payment_fields’ methods are vulnerable due to improper access control and unsafe processing of order objects. Therefore, an unauthenticated attacker may see all information entered by the user. This includes name, address, and email, during the order process. Customers’ safety and confidentiality are in serious danger as a result of this.

The Impact on E-commerce Websites

The impact of this critical vulnerability is far-reaching, as it puts hundreds of thousands of e-commerce websites at risk. This plugin is installed on a large number of sites. Because of this, the potential for unauthorized access to sensitive customer information is alarming. This also includes personal details that customers trust online stores to keep confidential. The consequences of such a breach can be severe, leading to reputational damage, financial losses, and even legal implications for the affected businesses.

Steps Taken to Address the E-commerce Issue

Upon discovering the vulnerability, the developers associated with the WooCommerce Stripe Payment Gateway plugin acted swiftly to address the issue. They released version 7.4.1, which includes security updates to fix the identified flaws. These updates focused on adding order key validation, implementing sanitization and escaping of outputs, and improving access control mechanisms.

Order key validation is a crucial step in ensuring that only authorized entities can access sensitive information. Sanitization and escaping of outputs help block any malicious inputs, preventing potential injection attacks. By enhancing access control mechanisms, the plugin aims to restrict unauthorized access and protect customer data.

Recommendations for E-commerce Websites

If you are using the WooCommerce Stripe Payment Gateway plugin on your e-commerce website, it is imperative that you take immediate action to address the vulnerability. Follow these recommendations to safeguard your customers’ personal information:

  • Update the Plugin: Upgrade your WooCommerce Stripe Payment Gateway plugin to the latest version, which is 7.4.1. This version includes the necessary security updates to mitigate the vulnerability.
  • Verify the Update: After updating the plugin, verify that the version has been successfully installed and that the security updates are in effect. This can be done by checking the plugin’s changelog or consulting with your website developer.
  • Inform Customers: Be transparent with your customers about the vulnerability and the steps you have taken to address it. Assure them that their personal information is now secure and emphasize your commitment to their privacy and security.
  • Monitor for Suspicious Activity: Keep a close eye on your website for any unusual or suspicious activity. Implement security measures such as intrusion detection systems and log monitoring to detect and respond to potential threats.
  • Finally, Educate Staff: Train your employees on best practices for handling customer data and recognizing potential security risks. This will help create a culture of security within your organization and reduce the likelihood of human error leading to a breach.

By following these recommendations, you can minimize the risk of a security breach and protect your customers’ trust in your e-commerce business.


The discovery of a critical vulnerability in the WooCommerce Stripe Payment Gateway plugin highlights the importance of prioritizing security in e-commerce. With the potential for unauthorized access to customer information, it is crucial for online stores to take immediate action to address the issue. By updating the plugin, implementing security measures, and educating staff, e-commerce websites can protect their customers’ personal information and maintain a secure online environment. Remember, security should always be a top priority in the world of e-commerce.

Additional Information:

  • Security researchers at Patchstack responsibly disclosed this vulnerability and promptly notified the relevant parties to ensure a swift resolution.
  • The WordPress core team recently released updates to address security issues, highlighting the ongoing efforts to strengthen the security of the platform and its plugins.
  • E-commerce businesses should consider implementing a comprehensive security strategy that includes regular vulnerability assessments, secure coding practices, and continuous monitoring for potential threats.

About ReadWrite’s Editorial Process

The ReadWrite Editorial policy involves closely monitoring the tech industry for major developments, new product launches, AI breakthroughs, video game releases and other newsworthy events. Editors assign relevant stories to staff writers or freelance contributors with expertise in each particular topic area. Before publication, articles go through a rigorous round of editing for accuracy, clarity, and to ensure adherence to ReadWrite's style guidelines.

Deanna Ritchie
Former Editor

Deanna was an editor at ReadWrite until early 2024. Previously she worked as the Editor in Chief for Startup Grind, Editor in Chief for Calendar, editor at Entrepreneur media, and has over 20+ years of experience in content management and content development.

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