Master Addons Vulnerability – Free Widgets, Hover Effects, Toggle, Conditions, Animations for Elementor – Authenticated (Contributor+) Stored Cross-Site Scripting via Pricing Table Widget – CVE-2024-2139 |WordPress Plugin Vulnerability Report

Q: What is CVE-2024-2139?

What is CVE-2024-2139? CVE-2024-2139 refers to a specific security vulnerability identified within the Master Addons plugin for Elementor, a popular tool used on WordPress sites. This vulnerability, classified as Authenticated Stored Cross-Site Scripting (XSS), was discovered in versions up to and including 2.0.5.6 of the plugin. It allows users with contributor-level access or higher to inject malicious scripts into web pages through the Pricing Table widget.

Q: How does Stored Cross-Site Scripting (XSS) affect my website?

How does Stored Cross-Site Scripting (XSS) affect my website? Stored Cross-Site Scripting (XSS) vulnerabilities allow attackers to embed malicious scripts into the content of web pages that are saved on the server. When other users view these compromised pages, the scripts execute, potentially leading to unauthorized access, data theft, or manipulation of the site content. This can compromise both the security of your site and the safety of its users.

Q: What should I do if my site uses an affected version of Master Addons?

What should I do if my site uses an affected version of Master Addons? If your site is running an affected version of Master Addons, it's crucial to update the plugin to the latest patched version, 2.0.5.7, as soon as possible. This update addresses the vulnerability and restores the plugin's security. Always ensure that your site's themes and plugins are up-to-date to protect against known vulnerabilities.

Q: Can this vulnerability be exploited by any visitor to my site?

Can this vulnerability be exploited by any visitor to my site? The vulnerability requires at least contributor-level access to exploit, meaning that a visitor without an account or with subscriber-level access cannot directly exploit this vulnerability. However, if an attacker gains access to an account with the necessary permissions, they could inject malicious scripts into your site. It's vital to manage user roles and permissions carefully and monitor for suspicious activity.

Q: How can I check if my site has been compromised due to this vulnerability?

How can I check if my site has been compromised due to this vulnerability? To check for compromises, look for unexpected changes in your site's content, new unknown user accounts, or unusual admin activity. Employing a security plugin that scans for malicious activity and vulnerabilities can also help identify if your site has been compromised. Regularly reviewing your site's access logs for suspicious behavior is another good practice.

Q: Are there any immediate steps I can take to secure my site?

Are there any immediate steps I can take to secure my site? To secure your site immediately, update Master Addons to the latest version to patch the vulnerability. Additionally, consider implementing a web application firewall (WAF) to block malicious traffic and using a security plugin to scan for and mitigate other potential vulnerabilities. Regularly backing up your site ensures that you can restore it in case of compromise.

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) score provides a standardized way to assess the severity of a security vulnerability. The CVSS score of 6.4 for CVE-2024-2139 indicates a medium level of severity, suggesting that the vulnerability poses a significant risk that should be addressed promptly. The score helps prioritize responses to vulnerabilities based on their potential impact.

Q: How can I stay informed about vulnerabilities in the plugins I use?

How can I stay informed about vulnerabilities in the plugins I use? To stay informed about vulnerabilities in the plugins you use, subscribe to security bulletins or feeds from reputable sources in the WordPress community, such as the WordPress Vulnerability Database or plugin developers' own sites. Regularly checking the updates section of your WordPress dashboard can also alert you to available updates that address security issues.

Q: What are the implications of having multiple vulnerabilities in a plugin?

What are the implications of having multiple vulnerabilities in a plugin? Multiple vulnerabilities in a plugin indicate potential security risks that could be exploited by attackers. Each vulnerability may provide a different method of compromise, increasing the overall risk to your site. It's essential to address all known vulnerabilities promptly and consider the plugin's overall security history when deciding whether to continue using it.

Q: Why is it important to limit user roles and permissions on my WordPress site?

Why is it important to limit user roles and permissions on my WordPress site? Limiting user roles and permissions is a critical security measure that minimizes the potential for exploitation of vulnerabilities like CVE-2024-2139. By ensuring that users have only the permissions they need to perform their tasks, you reduce the risk of a malicious or compromised user injecting harmful content or otherwise damaging your site. Regularly reviewing and adjusting permissions as necessary helps maintain a secure WordPress environment.

By Your WP Guy | March 26, 2024

Plugin Name: Master Addons – Free Widgets, Hover Effects, Toggle, Conditions, Animations for Elementor

Key Information:

Software Type: Plugin
Software Slug: master-addons
Software Status: Active
Software Author: litonice13
Software Downloads: 1,012,079
Active Installs: 40,000
Last Updated: March 26, 2024
Patched Versions: 2.0.5.7
Affected Versions: <= 2.0.5.6

Vulnerability Details:

Name: Master Addons for Elementor <= 2.0.5.6 Authenticated (Contributor+) Stored Cross-Site Scripting via Pricing Table Widget
Type: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CVE: CVE-2024-2139
CVSS Score: 6.4
Publicly Published: March 26, 2024
Researcher: Francesco Carlucci
Description: The Master Addons for Elementor plugin, a popular tool for enhancing WordPress sites with advanced widgets and effects, has been identified as vulnerable to Stored Cross-Site Scripting (XSS) through its Pricing Table widget. This vulnerability arises from the plugin's failure to properly sanitize and escape user input, enabling attackers with contributor-level permissions to inject harmful scripts into web pages. These scripts could be executed by unsuspecting users, leading to potential security breaches.

Summary:

The Master Addons plugin, a cornerstone for many WordPress users seeking to enrich their sites with dynamic elements and animations, harbors a vulnerability in versions up to and including 2.0.5.6. Specifically, the flaw lies within the Pricing Table widget, where inadequate input sanitization opens the door for Stored Cross-Site Scripting attacks by users with at least contributor rights. Thankfully, this critical issue has been addressed in the patch released with version 2.0.5.7.

Detailed Overview:

Francesco Carlucci, the researcher behind this discovery, emphasizes the severity of allowing arbitrary script execution, which could compromise site integrity and user security. While the CVSS score of 6.4 denotes a medium severity level, the potential for data leakage and unauthorized site modifications necessitates immediate attention. The plugin's widespread use, evidenced by over a million downloads and 40,000 active installations, amplifies the urgency for updates.

Advice for Users:

Immediate Action: All users of Master Addons are strongly encouraged to update to the latest version, 2.0.5.7, to mitigate the risk posed by this vulnerability.
Check for Signs of Vulnerability: Regular monitoring for unusual site activity or unauthorized content changes can help in early detection of exploitation.
Alternate Plugins: While the patched version is deemed secure, exploring alternative plugins with similar functionality may offer peace of mind to cautious users.
Stay Updated: Consistently keeping all WordPress plugins up-to-date is key in safeguarding against known vulnerabilities and ensuring a secure web environment.

Conclusion:

The swift action taken by the developers of Master Addons to rectify this vulnerability underscores the critical nature of maintaining up-to-date software on your WordPress site. By updating to version 2.0.5.7 or later, users can ensure the continued security of their installations, protecting both their content and their visitors from potential harm.

References:

Detailed Report:

In today's digital age, the integrity of our online presence is paramount, yet it remains perpetually under threat from emerging vulnerabilities. A recent case in point is the discovery of a significant security flaw within the Master Addons plugin for Elementor, a widely acclaimed tool that breathes life into WordPress sites with its dynamic widgets and effects. This revelation serves as a crucial reminder of the relentless vigilance required to safeguard our digital realms.

Master Addons – Free Widgets, Hover Effects, Toggle, Conditions, Animations for Elementor:

Master Addons enriches WordPress sites with an extensive suite of creative elements, boasting over 1,012,079 downloads and 40,000 active installations. Developed by litonice13, this plugin has become integral for users aiming to elevate their website aesthetics and functionality effortlessly.

The Vulnerability at a Glance:

Dubbed CVE-2024-2139, the vulnerability in question is an Authenticated Stored Cross-Site Scripting (XSS) flaw found within the Pricing Table widget of versions up to and including 2.0.5.6. Francesco Carlucci, the researcher behind the discovery, highlighted the risk associated with the plugin's inadequate input sanitization, which could allow attackers with contributor-level access to execute malicious scripts, potentially leading to unauthorized data access and site manipulation.

Risks and Potential Impacts:

The exploitation of this vulnerability could have far-reaching consequences, compromising not only the security of individual websites but also the privacy and safety of their users. The ability for malicious actors to inject harmful scripts poses a significant threat, emphasizing the need for immediate and decisive action to mitigate these risks.

Remediation Steps:

In response to this discovery, the developers of Master Addons acted swiftly to release a patched version, 2.0.5.7, effectively neutralizing the threat posed by CVE-2024-2139. Users are urged to update their plugin installations without delay, ensuring their sites remain secure against this particular vector of attack.

A History of Concerns:

It's noteworthy that this is not the plugin's first encounter with security issues; there have been five previous vulnerabilities reported since February 21, 2022. This history underscores the importance of continuous monitoring and updating as foundational aspects of website maintenance.

The Imperative of Vigilance:

For small business owners, the task of keeping a WordPress site secure can seem daunting amidst myriad operational responsibilities. Yet, the potential repercussions of a security breach — from eroded user trust to tangible financial losses — make it an unavoidable aspect of digital stewardship. Employing automated tools for security scanning and updates can alleviate some of the burdens, but a basic understanding of web security best practices is indispensable.

In conclusion, the discovery of vulnerabilities like CVE-2024-2139 within popular plugins like Master Addons serves as a stark reminder of the ever-present threats in the digital landscape. Staying informed about such vulnerabilities, and acting promptly to address them, is not just a matter of technical upkeep but a critical investment in the credibility and resilience of your online presence. For small business owners, the integrity of your WordPress site is not merely a digital asset but a cornerstone of your brand's reputation and the trust it engenders among your clientele.

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.

Master Addons Vulnerability – Free Widgets, Hover Effects, Toggle, Conditions, Animations for Elementor – Authenticated (Contributor+) Stored Cross-Site Scripting via Pricing Table Widget – CVE-2024-2139 |WordPress Plugin Vulnerability Report FAQs

What is CVE-2024-2139?

CVE-2024-2139 refers to a specific security vulnerability identified within the Master Addons plugin for Elementor, a popular tool used on WordPress sites. This vulnerability, classified as Authenticated Stored Cross-Site Scripting (XSS), was discovered in versions up to and including 2.0.5.6 of the plugin. It allows users with contributor-level access or higher to inject malicious scripts into web pages through the Pricing Table widget.

How does Stored Cross-Site Scripting (XSS) affect my website?

Stored Cross-Site Scripting (XSS) vulnerabilities allow attackers to embed malicious scripts into the content of web pages that are saved on the server. When other users view these compromised pages, the scripts execute, potentially leading to unauthorized access, data theft, or manipulation of the site content. This can compromise both the security of your site and the safety of its users.

What should I do if my site uses an affected version of Master Addons?

If your site is running an affected version of Master Addons, it's crucial to update the plugin to the latest patched version, 2.0.5.7, as soon as possible. This update addresses the vulnerability and restores the plugin's security. Always ensure that your site's themes and plugins are up-to-date to protect against known vulnerabilities.

Can this vulnerability be exploited by any visitor to my site?

The vulnerability requires at least contributor-level access to exploit, meaning that a visitor without an account or with subscriber-level access cannot directly exploit this vulnerability. However, if an attacker gains access to an account with the necessary permissions, they could inject malicious scripts into your site. It's vital to manage user roles and permissions carefully and monitor for suspicious activity.

How can I check if my site has been compromised due to this vulnerability?

To check for compromises, look for unexpected changes in your site's content, new unknown user accounts, or unusual admin activity. Employing a security plugin that scans for malicious activity and vulnerabilities can also help identify if your site has been compromised. Regularly reviewing your site's access logs for suspicious behavior is another good practice.

Are there any immediate steps I can take to secure my site?

To secure your site immediately, update Master Addons to the latest version to patch the vulnerability. Additionally, consider implementing a web application firewall (WAF) to block malicious traffic and using a security plugin to scan for and mitigate other potential vulnerabilities. Regularly backing up your site ensures that you can restore it in case of compromise.

What is the CVSS score, and why is it important?

The Common Vulnerability Scoring System (CVSS) score provides a standardized way to assess the severity of a security vulnerability. The CVSS score of 6.4 for CVE-2024-2139 indicates a medium level of severity, suggesting that the vulnerability poses a significant risk that should be addressed promptly. The score helps prioritize responses to vulnerabilities based on their potential impact.

How can I stay informed about vulnerabilities in the plugins I use?

To stay informed about vulnerabilities in the plugins you use, subscribe to security bulletins or feeds from reputable sources in the WordPress community, such as the WordPress Vulnerability Database or plugin developers' own sites. Regularly checking the updates section of your WordPress dashboard can also alert you to available updates that address security issues.

What are the implications of having multiple vulnerabilities in a plugin?

Multiple vulnerabilities in a plugin indicate potential security risks that could be exploited by attackers. Each vulnerability may provide a different method of compromise, increasing the overall risk to your site. It's essential to address all known vulnerabilities promptly and consider the plugin's overall security history when deciding whether to continue using it.

Why is it important to limit user roles and permissions on my WordPress site?

Limiting user roles and permissions is a critical security measure that minimizes the potential for exploitation of vulnerabilities like CVE-2024-2139. By ensuring that users have only the permissions they need to perform their tasks, you reduce the risk of a malicious or compromised user injecting harmful content or otherwise damaging your site. Regularly reviewing and adjusting permissions as necessary helps maintain a secure WordPress environment.

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Posted in Security, Vulnerabilities and tagged Cross-Site Scripting, CVE-2024-2139, digital safety., Elementor widgets, Master Addons vulnerability, Plugin Updates, Small Business Online Security, Website Security, wordpress security, XSS vulnerability

Plugin Name: Master Addons – Free Widgets, Hover Effects, Toggle, Conditions, Animations for Elementor

Key Information:

Vulnerability Details:

Summary:

Detailed Overview:

Advice for Users:

Conclusion:

References:

Detailed Report:

Master Addons – Free Widgets, Hover Effects, Toggle, Conditions, Animations for Elementor:

The Vulnerability at a Glance:

Risks and Potential Impacts:

Remediation Steps:

A History of Concerns:

The Imperative of Vigilance:

Staying Secure

Master Addons Vulnerability – Free Widgets, Hover Effects, Toggle, Conditions, Animations for Elementor – Authenticated (Contributor+) Stored Cross-Site Scripting via Pricing Table Widget – CVE-2024-2139 |WordPress Plugin Vulnerability Report FAQs

What is CVE-2024-2139?

How does Stored Cross-Site Scripting (XSS) affect my website?

What should I do if my site uses an affected version of Master Addons?

Can this vulnerability be exploited by any visitor to my site?

How can I check if my site has been compromised due to this vulnerability?

Are there any immediate steps I can take to secure my site?

What is the CVSS score, and why is it important?

How can I stay informed about vulnerabilities in the plugins I use?

What are the implications of having multiple vulnerabilities in a plugin?

Why is it important to limit user roles and permissions on my WordPress site?

Why is it important to limit user roles and permissions on my WordPress site?

Share this post:

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