Redux Framework Vulnerability – Unauthenticated JSON File Upload to Stored Cross-Site Scripting – CVE-2024-6828 | WordPress Plugin Vulnerability Report

Plugin Name: Redux Framework

Key Information:

  • Software Type: Plugin
  • Software Slug: redux-framework
  • Software Status: Active
  • Software Author: davidanderson
  • Software Downloads: 26,600,180
  • Active Installs: 1,000,000
  • Last Updated: July 29, 2024
  • Patched Versions: 4.4.18
  • Affected Versions: 4.4.12 - 4.4.17

Vulnerability Details:

  • Name: Redux Framework 4.4.12 - 4.4.17
  • Type: Unauthenticated JSON File Upload to Stored Cross-Site Scripting
  • CVE: CVE-2024-6828
  • CVSS Score: 7.2
  • Publicly Published: July 22, 2024
  • Researcher: villu164
  • Description: The Redux Framework plugin for WordPress is vulnerable to unauthenticated JSON file uploads due to missing authorization and capability checks on the Redux_Color_Scheme_Import function in versions 4.4.12 to 4.4.17. This vulnerability allows unauthenticated attackers to upload JSON files that can be used to conduct stored cross-site scripting attacks. In rare cases, when the wp_filesystem fails to initialize, it could lead to remote code execution.

Summary:

The Redux Framework plugin for WordPress has a vulnerability in versions 4.4.12 to 4.4.17 that allows for unauthenticated JSON file uploads, which can lead to stored cross-site scripting attacks. This vulnerability has been patched in version 4.4.18.

Detailed Overview:

The vulnerability, discovered by researcher villu164, is due to the lack of proper authorization and capability checks in the Redux_Color_Scheme_Import function. This flaw allows attackers to upload JSON files without authentication, potentially embedding malicious scripts in the files. The impact includes stored cross-site scripting, which can be used to compromise the security of a site, and in rare cases, if wp_filesystem initialization fails, it could escalate to remote code execution.

Advice for Users:

Immediate Action: Users should update to the patched version 4.4.18 immediately to protect their websites from potential exploits. Check for Signs of Vulnerability: Users should monitor their websites for unusual activities, such as unauthorized file uploads or unexpected changes in site behavior, which could indicate a compromise. Alternate Plugins: While a patch is available, users might consider exploring alternative plugins with similar functionality and robust security features as a precaution. Stay Updated: Regularly updating plugins to the latest versions is crucial for maintaining website security and protecting against known vulnerabilities.

Conclusion:

The prompt response from the Redux Framework developers to patch this vulnerability underscores the importance of timely updates. Users are advised to ensure that they are running version 4.4.18 or later to secure their WordPress installations.

References:

Detailed Report: 

Maintaining the security of your WordPress website is crucial in today's digital landscape, where vulnerabilities can emerge unexpectedly and have serious consequences. Recently, a significant security vulnerability was discovered in the Redux Framework plugin, affecting versions 4.4.12 to 4.4.17. This vulnerability, identified as CVE-2024-6828, allows unauthenticated attackers to upload malicious JSON files, potentially leading to stored cross-site scripting (XSS) attacks and, in rare cases, remote code execution. For small business owners, who may not have the resources to manage IT issues constantly, understanding and addressing such vulnerabilities is vital to protecting their online presence.

Details About the Plugin:

Redux Framework is a popular WordPress plugin used for creating customizable options panels, with over 26 million downloads and 1 million active installations. The plugin's widespread adoption makes the recent vulnerability particularly concerning, as it could affect a significant number of websites. The vulnerability stems from missing authorization and capability checks in the Redux_Color_Scheme_Import function, which inadvertently allows unauthorized JSON file uploads.

Details About the Vulnerability:

The vulnerability allows unauthenticated users to exploit the Redux Framework by uploading JSON files, which can be embedded with malicious scripts. These scripts can then be executed within the browser of anyone visiting the affected site, leading to stored XSS attacks. In some cases, if the wp_filesystem fails to initialize, the vulnerability could escalate to remote code execution, providing attackers with even more control over the compromised site.

Risks and Potential Impacts of the Vulnerability:

The primary risk of this vulnerability is the potential for attackers to execute malicious scripts on websites, compromising the site's security and potentially stealing sensitive data or altering content. Stored XSS attacks can harm both the website owner and visitors by executing unwanted actions, such as phishing or spreading malware. The rare but possible escalation to remote code execution could allow attackers to take full control of the site, leading to data breaches, loss of control, and significant reputational damage.

How to Remediate the Vulnerability:

To protect your website, it is crucial to update the Redux Framework plugin to version 4.4.18 or later, where the vulnerability has been patched. Website owners should also review their sites for any unauthorized changes or unusual activity, which could indicate a compromise. Regularly updating all plugins and the WordPress core is a fundamental practice in maintaining site security. For those seeking extra caution, exploring alternative plugins with similar functionality and a robust security record may be advisable.

Overview of Previous Vulnerabilities:

Since November 23, 2020, the Redux Framework plugin has experienced four previous vulnerabilities. This history underscores the ongoing need for vigilance and proactive management of website security, as even widely-used and reputable plugins can be susceptible to security issues.

Conclusion:

Staying on top of security vulnerabilities is essential for safeguarding your website and business. For small business owners, who may have limited time and resources, prioritizing security updates and regular site maintenance can prevent many potential issues. Consider setting up automatic updates, using security plugins, and consulting with cybersecurity professionals to ensure comprehensive protection. By being proactive, you can maintain the integrity and security of your website, ensuring it continues to serve your business and customers effectively.

Staying Secure

Staying on top of WordPress security can feel overwhelming for small business owners without dedicated IT staff. At Your WP Guy, we exist to shoulder that burden for you. Our WordPress experts can fully audit, secure, maintain and support your site - so you can focus on growing your business with peace of mind.

Don't tackle security risks alone. Let us help you assess any impact from this vulnerability, update your plugins, and implement ongoing maintenance to avoid future threats. We treat your website like it's our own - because we know how critical it is for reaching your customers.

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Redux Framework Vulnerability – Unauthenticated JSON File Upload to Stored Cross-Site Scripting – CVE-2024-6828 | WordPress Plugin Vulnerability Report FAQs

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