Post and Page Builder by BoldGrid Vulnerability – Authenticated (Contributer+) Stored Cross-Site Scripting – CVE-2024-4400 | WordPress Plugin Vulnerability Report

Plugin Name: Post and Page Builder by BoldGrid

Key Information:

  • Software Type: Plugin
  • Software Slug: post-and-page-builder
  • Software Status: Active
  • Software Author: boldgrid
  • Software Downloads: 1,446,399
  • Active Installs: 80,000
  • Last Updated: May 15, 2024
  • Patched Versions: 1.26.5
  • Affected Versions: <= 1.26.4

Vulnerability Details:

  • Name: Post and Page Builder by BoldGrid – Visual Drag and Drop Editor <= 1.26.4 - Authenticated (Contributer+) Stored Cross-Site Scripting
  • Type: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
  • CVE: CVE-2024-4400
  • CVSS Score: 6.4 (Medium)
  • Publicly Published: May 15, 2024
  • Researcher: andrea bocchetti
  • Description: The Post and Page Builder by BoldGrid – Visual Drag and Drop Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an unknown parameter in versions up to, and including, 1.26.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Summary:

The Post and Page Builder by BoldGrid plugin for WordPress has a vulnerability in versions up to and including 1.26.4 that allows authenticated attackers with contributor-level permissions and above to inject arbitrary web scripts in pages due to insufficient input sanitization and output escaping. This vulnerability has been patched in version 1.26.5.

Detailed Overview:

The vulnerability was discovered by researcher Andrea Bocchetti, who found that the Post and Page Builder by BoldGrid plugin, in versions up to and including 1.26.4, does not properly sanitize and escape an unknown parameter. This lack of proper input handling allows authenticated attackers with contributor-level permissions or higher to inject malicious web scripts into pages. When a user visits an affected page, the injected script will execute, potentially compromising the user's browser session and sensitive information.

Advice for Users:

  1. Immediate Action: Users are strongly encouraged to update the Post and Page Builder by BoldGrid plugin to version 1.26.5 or later to mitigate the risk of this vulnerability.
  2. Check for Signs of Vulnerability: Site administrators should review their pages and posts for any suspicious or unauthorized scripts that may have been injected as a result of this vulnerability.
  3. Alternate Plugins: While a patch is available, users might still consider plugins that offer similar functionality as a precaution.
  4. Stay Updated: Always ensure that your plugins are updated to the latest versions to avoid vulnerabilities.

The prompt response from the BoldGrid developers to patch this vulnerability underscores the importance of timely updates. Users are advised to ensure that they are running version 1.26.5 or later of the Post and Page Builder by BoldGrid plugin to secure their WordPress installations.

References:

https://www.wordfence.com/threat-intel/vulnerabilities/wordpress-plugins/post-and-page-builder

https://www.wordfence.com/threat-intel/vulnerabilities/wordpress-plugins/post-and-page-builder/post-and-page-builder-by-boldgrid-visual-drag-and-drop-editor-1264-authenticated-contributer-stored-cross-site-scripting

Detailed Report:

In today's digital landscape, website security is of utmost importance. As a website owner, it is crucial to stay informed about potential vulnerabilities and take proactive measures to protect your site and its users. A recent vulnerability discovered in the popular WordPress plugin, Post and Page Builder by BoldGrid, serves as a stark reminder of the need for vigilance and regular updates.

Plugin Details

Post and Page Builder by BoldGrid is a popular WordPress plugin that offers a visual drag-and-drop editor for creating and designing pages and posts. The plugin has over 80,000 active installations and has been downloaded more than 1.4 million times. It was last updated on May 15, 2024.

Vulnerability Details

The vulnerability, identified as CVE-2024-4400, is a stored cross-site scripting (XSS) issue that affects versions up to and including 1.26.4 of the plugin. It allows authenticated attackers with contributor-level permissions or higher to inject malicious scripts into pages due to insufficient input sanitization and output escaping. When a user visits an affected page, the injected script will execute, potentially compromising the user's browser session and sensitive information.

Risks and Potential Impacts

This vulnerability poses a significant risk to websites running the affected versions of the Post and Page Builder by BoldGrid plugin. Attackers can exploit this flaw to inject malicious scripts, which can lead to a range of issues, including:

  • Stealing sensitive user information, such as login credentials and personal data
  • Redirecting users to malicious websites
  • Defacing or modifying website content
  • Compromising the integrity and reputation of the affected website

Vulnerability Remediation

To mitigate the risk of this vulnerability, website owners should take the following steps:

  1. Update the Post and Page Builder by BoldGrid plugin to version 1.26.5 or later immediately.
  2. Review pages and posts for any suspicious or unauthorized scripts that may have been injected.
  3. Consider using alternative plugins with similar functionality as a precaution.
  4. Ensure that all WordPress plugins, themes, and core software are regularly updated to the latest versions.

Previous Vulnerabilities

Since August 2023, there have been two previous vulnerabilities reported for the Post and Page Builder by BoldGrid plugin. This highlights the importance of staying vigilant and regularly updating the plugin to ensure the security of your website.

Conclusion

The discovery of this vulnerability in the Post and Page Builder by BoldGrid plugin emphasizes the critical role of staying on top of security vulnerabilities. As a small business owner with a WordPress website, it can be challenging to find the time and resources to keep track of these issues. However, neglecting website security can result in severe consequences, such as data breaches, loss of customer trust, and damage to your brand's reputation.

To ensure the safety and integrity of your website, consider partnering with a reliable website maintenance and security service provider. They can help you stay informed about the latest vulnerabilities, perform regular updates, and implement security best practices, allowing you to focus on running your business while keeping your website secure.

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Post and Page Builder by BoldGrid Vulnerability – Authenticated (Contributer+) Stored Cross-Site Scripting – CVE-2024-4400 | WordPress Plugin Vulnerability Report FAQs

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