Colibri Page Builder Vulnerability – Multiple Stored XSS Vulnerabilities – CVE-2024-3340, CVE-2024-3337, CVE-2024-3338 | WordPress Plugin Vulnerability Report

Q: What is cross-site scripting (XSS)?

What is cross-site scripting (XSS)? Cross-site scripting, commonly known as XSS, is a security vulnerability typically found in web applications. This vulnerability allows attackers to inject malicious scripts into content that looks trustworthy. These scripts execute within the context of a user’s session and can access cookies, session tokens, or other sensitive information that the browser has access to. The impact of XSS can be significant, compromising user data and potentially giving attackers the ability to manipulate web pages. It’s crucial for developers to sanitize and validate all user inputs to prevent XSS vulnerabilities, ensuring that scripts are not executed unexpectedly.

Q: How can I tell if my WordPress site has been affected by this vulnerability?

How can I tell if my WordPress site has been affected by this vulnerability? Determining if your site has been affected by an XSS vulnerability typically involves checking for unexpected behaviors or content that could have been injected via the vulnerability. This might include unusual pop-ups, redirected pages, or modified web content. Reviewing your website's logs for unexpected requests or script executions that correlate with the vulnerabilities can also provide clues. If you suspect that your site has been compromised, it’s important to conduct a thorough audit of your site’s plugins and themes, updating them to the latest versions where necessary and checking for any unauthorized changes or user roles.

Q: What should I do if my plugin is still on an affected version?

What should I do if my plugin is still on an affected version? If your plugin is still on a version that’s known to be vulnerable, you should update it immediately to the latest version where the vulnerability has been patched. If an update is not yet available, consider disabling the plugin temporarily until a fix is released to prevent potential exploits. For added protection, you can also use a web application firewall (WAF) that can detect and block XSS attacks. Additionally, inform your users about the potential breach, especially if personal data may have been compromised.

Q: Can an XSS attack affect my entire WordPress site?

Can an XSS attack affect my entire WordPress site? Yes, an XSS attack can potentially affect your entire WordPress site if not contained. Although the attack might originate from one plugin, malicious scripts can be crafted to spread across different parts of the website. Additionally, depending on the nature of the script, it can gain access to cookies and session tokens, thereby compromising the entire session of a legitimate user. In severe cases, XSS can be used in conjunction with other vulnerabilities to escalate privileges within the WordPress admin panel, leading to a complete site takeover.

Q: How often should I update my WordPress plugins and themes?

How often should I update my WordPress plugins and themes? It is advisable to update your WordPress plugins and themes as soon as new versions are released. Developers often update their software to fix bugs and patch security vulnerabilities. Enabling automatic updates for plugins and themes can ensure that you are always using the most secure and stable versions of the software. Regular updates not only secure your site from known vulnerabilities but also ensure compatibility with the latest WordPress core updates and other plugins.

Q: What is the CVSS score and why is it important?

What is the CVSS score and why is it important? The Common Vulnerability Scoring System (CVSS) provides a way to capture the principal characteristics of a security vulnerability and produce a numerical score reflecting its severity. The CVSS score helps you assess the risk level of a vulnerability and prioritize responses accordingly. A higher CVSS score indicates a more severe vulnerability. In the context of WordPress plugins, understanding CVSS scores can help administrators decide how urgently they need to apply updates or patches.

Q: What are some alternatives to the Colibri Page Builder for WordPress commenting?

What are some alternatives to the Colibri Page Builder for WordPress commenting? If you are looking for alternatives to the Colibri Page Builder, other reputable WordPress page builder plugins include Elementor, Beaver Builder, and WPBakery Page Builder. These plugins offer various features that can enhance your website’s design and functionality while also maintaining strong security standards. Before switching plugins, it’s important to research each option, read user reviews, and ensure that they integrate well with your current WordPress theme and other plugins.

Q: How can I enhance the security of my WordPress site?

How can I enhance the security of my WordPress site? Enhancing the security of your WordPress site involves several key practices: regularly updating your software, using strong passwords, employing a reputable security plugin, and implementing a web application firewall. Educating yourself and your users about common security threats and how to avoid them is also crucial. Regular backups of your site are essential. In case of a security breach, having a recent backup ensures that you can restore your site to a functioning state.

Q: What should I do if no patch is available for a vulnerable plugin?

What should I do if no patch is available for a vulnerable plugin? If no patch is available for a vulnerable plugin, it’s safest to deactivate and uninstall the plugin until a security update is released. Continuing to use an unpatched plugin can leave your site at risk for attacks. In the interim, look for alternative plugins that provide similar functionality but with a commitment to security and regular updates. Always keep in touch with the plugin developer for updates on when a patch might be available.

Q: Why is it important to stay informed about security vulnerabilities in WordPress?

Why is it important to stay informed about security vulnerabilities in WordPress? Staying informed about security vulnerabilities in WordPress is crucial because it allows you to take proactive measures to protect your site before attackers can exploit known issues. Regularly monitoring security blogs, subscribing to plugin update notifications, and participating in WordPress forums can help you stay up to date. Being proactive about security not only protects your site but also helps maintain your reputation as a reliable and secure site operator.

By Your WP Guy | April 22, 2024

Plugin Name: Colibri Page Builder

Key Information:

Software Type: Plugin
Software Slug: colibri-page-builder
Software Status: Active
Software Author: extendthemes
Software Downloads: 2,612,262
Active Installs: 100,000
Last Updated: May 9, 2024
Patched Versions: 1.0.274
Affected Versions: <= 1.0.272

Vulnerability Details:

Name: Colibri Page Builder <= 1.0.272
- Title: Authenticated (Contributor+) Stored Cross-Site Scripting via 'colibri-gallery-slideshow' Shortcode
- Type: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
- CVE: CVE-2024-3340
- CVSS Score: 5.4
- Publicly Published: April 22, 2024
- Researcher: Ngô Thiên An (ancorn_) - VNPT-VCI
- Description: Vulnerable to Stored Cross-Site Scripting via the 'colibri-gallery-slideshow' shortcode due to insufficient input sanitization and output escaping on user supplied attributes.
Name: Colibri Page Builder <= 1.0.272
- Title: Authenticated (Contributor+) Stored Cross-Site Scripting via 'colibri_breadcrumb_element' Shortcode
- Type: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- CVE: CVE-2024-3337
- CVSS Score: 6.4
- Publicly Published: April 22, 2024
- Researcher: stealthcopter
- Description: Vulnerable to Stored Cross-Site Scripting via the 'colibri_breadcrumb_element' shortcode due to insufficient input sanitization and output escaping.
Name: Colibri Page Builder <= 1.0.272
- Title: Authenticated (Author+) Stored Cross-Site Scripting via Image Alt Data
- Type: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
- CVE: CVE-2024-3338
- CVSS Score: 4.4
- Publicly Published: April 22, 2024
- Researcher: stealthcopter
- Description: Vulnerable to Stored Cross-Site Scripting via image alt data parameter in all versions up to, and including, 1.0.272 due to insufficient input sanitization and output escaping.

Summary:

The Colibri Page Builder for WordPress has multiple vulnerabilities in versions up to and including 1.0.272 that permit authenticated Stored Cross-Site Scripting attacks via various inputs such as shortcodes and image alt data. These vulnerabilities have been patched in version 1.0.274.

Detailed Overview:

These vulnerabilities in the Colibri Page Builder plugin stem from inadequate sanitization and escaping of user inputs in different components of the plugin, allowing authenticated users to inject harmful scripts. These scripts can then be executed by any user accessing the compromised web pages, leading to potential data theft or manipulation. The patch in version 1.0.274 addresses these issues by improving the sanitization and escaping mechanisms used throughout the plugin.

Advice for Users:

Immediate Action: Users should update to the patched version 1.0.274 immediately to close these security vulnerabilities.
Check for Signs of Vulnerability: Admins should monitor their sites for unexpected content or behavior, especially in relation to the affected components.
Alternate Plugins: While the patch rectifies current known issues, users might consider evaluating other page builder plugins that have demonstrated robust security practices as a precaution.
Stay Updated: Always ensure that your plugins are updated to the latest versions to protect against known vulnerabilities.

Conclusion:

The quick response by Colibri Page Builder's developers to patch notable vulnerabilities exemplifies the critical nature of timely software updates in maintaining site security. Users are strongly encouraged to upgrade to version 1.0.274 or later to ensure their WordPress installations remain secure against potential exploits.

References:

Wordfence Vulnerability Report for Colibri Page Builder

Detailed Report:

In the digital age, the security of your website hinges on the reliability and integrity of the tools you use to build and manage it. Recently, the Colibri Page Builder, a popular WordPress plugin with over 100,000 active installations, has been spotlighted for critical security vulnerabilities. These vulnerabilities, discovered in versions up to and including 1.0.272, exposed users to potential stored cross-site scripting (XSS) attacks that could compromise website integrity and user data security.

Risks and Potential Impacts:

Identified by researchers and encapsulated under CVE identifiers CVE-2024-3340, CVE-2024-3337, and CVE-2024-3338, these vulnerabilities affect various plugin components. They allow authenticated users, with relatively low-level permissions, to inject malicious scripts into web pages. These scripts could execute unauthorized actions on behalf of unsuspecting users, leading to data theft or manipulation.

Historical Context:

Since June 22, 2023, Colibri Page Builder has encountered 10 previous vulnerabilities, underscoring the challenges associated with securing complex software in a dynamic threat landscape.

Conclusion:

The prompt update of the Colibri Page Builder plugin to patch notable vulnerabilities exemplifies the critical nature of timely software updates in maintaining site security. For small business owners, particularly those with limited time to dedicate to website management, automating updates where possible, and maintaining awareness of the security posture of software solutions, are essential practices. These steps ensure not just operational continuity but also the protection of sensitive customer data and business reputation.

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.

Get in touch for a free consultation today on making WordPress security stress-free. Call 678-995-5169 or book a call here. Our knowledgeable team is ready to help you safeguard your online presence.

Colibri Page Builder Vulnerability – Multiple Stored XSS Vulnerabilities – CVE-2024-3340, CVE-2024-3337, CVE-2024-3338 | WordPress Plugin Vulnerability Report FAQs

What is cross-site scripting (XSS)?

Cross-site scripting, commonly known as XSS, is a security vulnerability typically found in web applications. This vulnerability allows attackers to inject malicious scripts into content that looks trustworthy. These scripts execute within the context of a user’s session and can access cookies, session tokens, or other sensitive information that the browser has access to.

The impact of XSS can be significant, compromising user data and potentially giving attackers the ability to manipulate web pages. It’s crucial for developers to sanitize and validate all user inputs to prevent XSS vulnerabilities, ensuring that scripts are not executed unexpectedly.

How can I tell if my WordPress site has been affected by this vulnerability?

Determining if your site has been affected by an XSS vulnerability typically involves checking for unexpected behaviors or content that could have been injected via the vulnerability. This might include unusual pop-ups, redirected pages, or modified web content. Reviewing your website's logs for unexpected requests or script executions that correlate with the vulnerabilities can also provide clues.

If you suspect that your site has been compromised, it’s important to conduct a thorough audit of your site’s plugins and themes, updating them to the latest versions where necessary and checking for any unauthorized changes or user roles.

What should I do if my plugin is still on an affected version?

If your plugin is still on a version that’s known to be vulnerable, you should update it immediately to the latest version where the vulnerability has been patched. If an update is not yet available, consider disabling the plugin temporarily until a fix is released to prevent potential exploits.

For added protection, you can also use a web application firewall (WAF) that can detect and block XSS attacks. Additionally, inform your users about the potential breach, especially if personal data may have been compromised.

Can an XSS attack affect my entire WordPress site?

Yes, an XSS attack can potentially affect your entire WordPress site if not contained. Although the attack might originate from one plugin, malicious scripts can be crafted to spread across different parts of the website. Additionally, depending on the nature of the script, it can gain access to cookies and session tokens, thereby compromising the entire session of a legitimate user.

In severe cases, XSS can be used in conjunction with other vulnerabilities to escalate privileges within the WordPress admin panel, leading to a complete site takeover.

How often should I update my WordPress plugins and themes?

It is advisable to update your WordPress plugins and themes as soon as new versions are released. Developers often update their software to fix bugs and patch security vulnerabilities. Enabling automatic updates for plugins and themes can ensure that you are always using the most secure and stable versions of the software.

Regular updates not only secure your site from known vulnerabilities but also ensure compatibility with the latest WordPress core updates and other plugins.

What is the CVSS score and why is it important?

The Common Vulnerability Scoring System (CVSS) provides a way to capture the principal characteristics of a security vulnerability and produce a numerical score reflecting its severity. The CVSS score helps you assess the risk level of a vulnerability and prioritize responses accordingly.

A higher CVSS score indicates a more severe vulnerability. In the context of WordPress plugins, understanding CVSS scores can help administrators decide how urgently they need to apply updates or patches.

What are some alternatives to the Colibri Page Builder for WordPress commenting?

If you are looking for alternatives to the Colibri Page Builder, other reputable WordPress page builder plugins include Elementor, Beaver Builder, and WPBakery Page Builder. These plugins offer various features that can enhance your website’s design and functionality while also maintaining strong security standards.

Before switching plugins, it’s important to research each option, read user reviews, and ensure that they integrate well with your current WordPress theme and other plugins.

How can I enhance the security of my WordPress site?

Enhancing the security of your WordPress site involves several key practices: regularly updating your software, using strong passwords, employing a reputable security plugin, and implementing a web application firewall. Educating yourself and your users about common security threats and how to avoid them is also crucial.

Regular backups of your site are essential. In case of a security breach, having a recent backup ensures that you can restore your site to a functioning state.

What should I do if no patch is available for a vulnerable plugin?

If no patch is available for a vulnerable plugin, it’s safest to deactivate and uninstall the plugin until a security update is released. Continuing to use an unpatched plugin can leave your site at risk for attacks.

In the interim, look for alternative plugins that provide similar functionality but with a commitment to security and regular updates. Always keep in touch with the plugin developer for updates on when a patch might be available.

Why is it important to stay informed about security vulnerabilities in WordPress?

Staying informed about security vulnerabilities in WordPress is crucial because it allows you to take proactive measures to protect your site before attackers can exploit known issues. Regularly monitoring security blogs, subscribing to plugin update notifications, and participating in WordPress forums can help you stay up to date.

Being proactive about security not only protects your site but also helps maintain your reputation as a reliable and secure site operator.

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Posted in Security, Vulnerabilities and tagged Colibri Page Builder, CVE-2024-3337, CVE-2024-3338, CVE-2024-3340, Cybersecurity, Plugin Updates, Web Application Security, Website Security, WordPress plugin updates, wordpress security, XSS vulnerability

Plugin Name: Colibri Page Builder

Key Information:

Software Type: Plugin

Vulnerability Details:

Summary:

Detailed Overview:

Advice for Users:

Conclusion:

References:

Detailed Report:

Risks and Potential Impacts:

Historical Context:

Conclusion:

Staying Secure

Colibri Page Builder Vulnerability – Multiple Stored XSS Vulnerabilities – CVE-2024-3340, CVE-2024-3337, CVE-2024-3338 | WordPress Plugin Vulnerability Report FAQs

What is cross-site scripting (XSS)?

How can I tell if my WordPress site has been affected by this vulnerability?

What should I do if my plugin is still on an affected version?

Can an XSS attack affect my entire WordPress site?

How often should I update my WordPress plugins and themes?

What is the CVSS score and why is it important?

What are some alternatives to the Colibri Page Builder for WordPress commenting?

How can I enhance the security of my WordPress site?

What should I do if no patch is available for a vulnerable plugin?

Why is it important to stay informed about security vulnerabilities in WordPress?

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