Advanced iFrame Vulnerability – Authenticated (Contributor+) Stored Cross-Site Scripting – CVE-2024-4365 | WordPress Plugin Vulnerability Report

Q: What is the Advanced iFrame vulnerability (CVE-2024-4365)?

What is the Advanced iFrame vulnerability (CVE-2024-4365)? The Advanced iFrame vulnerability (CVE-2024-4365) is a Stored Cross-Site Scripting (XSS) vulnerability discovered in the Advanced iFrame WordPress plugin. It affects versions up to and including 2024.3 and allows authenticated attackers with contributor-level permissions or higher to inject malicious scripts into the website's pages. These scripts can execute whenever a user accesses an affected page, potentially compromising the security of the site and the privacy of its users' data. The vulnerability was discovered by security researcher wesley (wcraft) and publicly disclosed on May 22, 2024.

Q: How can I check if my WordPress site is affected by the Advanced iFrame vulnerability?

How can I check if my WordPress site is affected by the Advanced iFrame vulnerability? To determine if your WordPress site is affected by the Advanced iFrame vulnerability, first check if you have the Advanced iFrame plugin installed. If you do, go to the plugin's settings page and check the version number. If the version is 2024.3 or lower, your site is affected by the vulnerability. Additionally, you should review your pages for any suspicious or unexpected scripts that may indicate a compromise.

Q: How do I fix the Advanced iFrame vulnerability on my WordPress site?

How do I fix the Advanced iFrame vulnerability on my WordPress site? To fix the Advanced iFrame vulnerability on your WordPress site, update the Advanced iFrame plugin to version 2024.4 or later. This patched version addresses the vulnerability and protects your site from potential exploits. To update the plugin, log in to your WordPress admin dashboard, navigate to the "Plugins" section, and look for the Advanced iFrame plugin. If an update is available, click the "Update Now" button to install the latest version. After updating, it's a good idea to review your site's pages to ensure no malicious scripts were injected before the update.

Q: What are the risks associated with the Advanced iFrame vulnerability?

What are the risks associated with the Advanced iFrame vulnerability? The risks associated with the Advanced iFrame vulnerability include: Attackers injecting malicious scripts that can steal sensitive user information, such as login credentials or personal data. Defacement of the website or unauthorized modification of its content. Redirection of users to malicious websites or scams. Attackers performing unauthorized actions on behalf of logged-in users. Damage to the reputation of the affected website and its owner. These risks can lead to significant consequences for the website owner, including data breaches, financial losses, and loss of customer trust. It's crucial to address the vulnerability promptly to mitigate these risks.

Q: Can I continue using the Advanced iFrame plugin after updating to the patched version?

Can I continue using the Advanced iFrame plugin after updating to the patched version? Yes, you can continue using the Advanced iFrame plugin after updating to version 2024.4 or later, which contains the patch for the vulnerability. The updated version addresses the security issue and should provide a safer experience for your website and its users. However, it's important to monitor the plugin for any future updates and vulnerabilities. If you are concerned about the plugin's security history, you may consider exploring alternative plugins that offer similar functionality.

Q: How can I stay informed about future vulnerabilities in WordPress plugins?

How can I stay informed about future vulnerabilities in WordPress plugins? To stay informed about future vulnerabilities in WordPress plugins, you can: Regularly check the WordPress Vulnerability Database ( https://wordpress.org/plugins/tags/vulnerability/ ) for information on recently discovered vulnerabilities. Subscribe to security newsletters or blogs that focus on WordPress security, such as WordFence or WPScan. Enable automatic updates for your WordPress plugins, which will ensure you receive patches for vulnerabilities as soon as they are released. By staying proactive and informed about WordPress security issues, you can quickly address vulnerabilities and protect your website from potential threats.

Q: How often should I update my WordPress plugins?

How often should I update my WordPress plugins? It is recommended to update your WordPress plugins as soon as updates become available. Plugin developers often release updates to address security vulnerabilities, fix bugs, and add new features. By keeping your plugins up to date, you can ensure that your website is protected against known vulnerabilities and benefits from the latest improvements. It's a good practice to check for plugin updates at least once a week or enable automatic updates if you trust the plugin developer. However, before updating a plugin, it's always a good idea to back up your website in case any issues arise during the update process.

Q: Can updating WordPress plugins cause compatibility issues with my website?

Can updating WordPress plugins cause compatibility issues with my website? While updating WordPress plugins is essential for maintaining website security and functionality, it's possible that updates can sometimes cause compatibility issues with your website. This can happen if the updated plugin has conflicts with your WordPress theme, other plugins, or custom code on your site. To minimize the risk of compatibility issues, it's a good practice to: Back up your website before updating any plugins. Test plugin updates on a staging or development site before applying them to your live website. Check the plugin's changelog or documentation for any noted compatibility issues or required changes. If you encounter compatibility issues after updating a plugin, you can try deactivating and reactivating the plugin, checking for conflicts with other plugins, or reaching out to the plugin developer for support.

Q: What should I do if I suspect my WordPress site has been compromised due to the Advanced iFrame vulnerability?

What should I do if I suspect my WordPress site has been compromised due to the Advanced iFrame vulnerability? If you suspect your WordPress site has been compromised due to the Advanced iFrame vulnerability, take the following steps: Immediately update the Advanced iFrame plugin to version 2024.4 or later, if you haven't already done so. Thoroughly review your website's pages and posts for any suspicious or unauthorized changes, such as injected scripts or unfamiliar content. Change all user passwords, especially those with administrator or contributor-level permissions, to strong and unique passwords. Scan your website with a reputable security plugin or service to detect any malware or backdoors that may have been installed. If you find evidence of a compromise, consider hiring a professional WordPress security expert to help you clean your site and harden its security. After addressing the compromise, it's crucial to maintain a regular security routine, including updating plugins and themes, monitoring for suspicious activity, and keeping backups of your website.

By Your WP Guy | May 22, 2024

Plugin Name: Advanced iFrame

Key Information:

Software Type: Plugin
Software Slug: advanced-iframe
Software Status: Active
Software Author: mdempfle
Software Downloads: 1,950,020
Active Installs: 60,000
Last Updated: May 22, 2024
Patched Versions: 2024.4
Affected Versions: <= 2024.3

Vulnerability Details:

Name: Advanced iFrame <= 2024.3 - Authenticated (Contributor+) Stored Cross-Site Scripting
Type: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE: CVE-2024-4365
CVSS Score: 6.4 (Medium)
Publicly Published: May 22, 2024
Researcher: wesley (wcraft)
Description: The Advanced iFrame plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'add_iframe_url_as_param_direct' parameter in versions up to, and including, 2024.3 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 Advanced iFrame plugin for WordPress has a vulnerability in versions up to and including 2024.3 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 2024.4.

Detailed Overview:

The vulnerability was discovered by researcher wesley (wcraft) and publicly published on May 22, 2024. It is a Stored Cross-Site Scripting vulnerability that exists in the 'add_iframe_url_as_param_direct' parameter of the Advanced iFrame plugin. Due to insufficient input sanitization and output escaping, attackers with contributor-level permissions or higher can inject malicious scripts that will execute whenever a user accesses an affected page. This vulnerability poses a risk to the integrity and security of the WordPress site and its users.

Advice for Users:

Immediate Action: Users are strongly advised to update the Advanced iFrame plugin to version 2024.4 or later to ensure their WordPress installations are protected from this vulnerability.
Check for Signs of Vulnerability: Site administrators should review their pages for any suspicious or unexpected scripts that may indicate a compromise.
Alternate Plugins: While a patch is available, users might still consider plugins that offer similar functionality as a precaution.
Stay Updated: Always ensure that your plugins are updated to the latest versions to avoid vulnerabilities.

The prompt response from the plugin developers to patch this vulnerability underscores the importance of timely updates. Users are advised to ensure that they are running version 2024.4 or later to secure their WordPress installations.

References:

https://www.wordfence.com/threat-intel/vulnerabilities/wordpress-plugins/advanced-iframe

https://www.wordfence.com/threat-intel/vulnerabilities/wordpress-plugins/advanced-iframe/advanced-iframe-20243-authenticated-contributor-stored-cross-site-scripting

Detailed Report:

As a website owner, the security of your site and the protection of your users' data should always be a top priority. Recently, a vulnerability was discovered in the popular Advanced iFrame plugin for WordPress, which has put many websites at risk. This incident serves as a stark reminder of the importance of keeping your WordPress plugins up to date and the potential consequences of neglecting regular maintenance.

The Advanced iFrame Plugin

Advanced iFrame is a popular WordPress plugin that allows users to embed content from other websites into their WordPress pages using iframes. With over 1,950,020 downloads and 60,000 active installations, it is a widely used tool for enhancing the functionality of WordPress sites.

The Vulnerability: CVE-2024-4365

The vulnerability, identified as CVE-2024-4365, is a Stored Cross-Site Scripting (XSS) issue that affects versions of the Advanced iFrame plugin up to and including 2024.3. It was discovered by security researcher wesley (wcraft) and publicly disclosed on May 22, 2024.

The vulnerability stems from insufficient input sanitization and output escaping in the plugin's 'add_iframe_url_as_param_direct' parameter. This flaw allows authenticated attackers with contributor-level permissions or higher to inject malicious scripts into the website's pages. These scripts can then execute whenever a user accesses an affected page, potentially compromising the security of the site and the privacy of its users' data.

Risks and Potential Impacts

The Stored XSS vulnerability in the Advanced iFrame plugin poses significant risks to the integrity and security of affected WordPress sites. If exploited, attackers can inject malicious scripts that can:

Steal sensitive user information, such as login credentials or personal data
Deface the website or modify its content without authorization
Redirect users to malicious websites or scams
Perform unauthorized actions on behalf of logged-in users
Damage the reputation of the affected website and its owner

Remediating the Vulnerability

To address this vulnerability, the developers of the Advanced iFrame plugin have released a patched version (2024.4). WordPress site owners using this plugin are strongly advised to update to version 2024.4 or later immediately.

In addition to updating the plugin, site owners should:

Review their pages for any suspicious or unexpected scripts that may indicate a compromise
Consider using alternative plugins that offer similar functionality as a precaution
Regularly monitor for and promptly install updates for all installed plugins and WordPress core

Previous Vulnerabilities

It is important to note that the Advanced iFrame plugin has had a history of vulnerabilities. Since February 2022, there have been five previous vulnerabilities discovered in the plugin. This highlights the importance of staying vigilant and promptly addressing security issues as they arise.

The Importance 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 stay on top of security vulnerabilities. However, the potential consequences of neglecting website security can be devastating, ranging from data breaches and financial losses to reputational damage and loss of customer trust.

By prioritizing regular plugin and WordPress core updates, monitoring for security alerts, and promptly addressing any discovered vulnerabilities, you can significantly reduce the risk of falling victim to cyber threats. If you find it difficult to manage website security on your own, consider partnering with a reliable web development or security agency that can help you keep your site secure and up-to-date.

Remember, investing in the security of your WordPress site is an investment in the long-term success and stability of your business.

As a business owner, you don't have time to constantly monitor for WordPress vulnerabilities like this. At Your WP Guy, we become your outsourced IT team to handle security, updates, maintenance and support. Let us fully audit your site and plugins to assess any impact from this issue. We'll update everything to patched versions so you can rest easy knowing your site is locked down.

Focus on your business goals while we focus on your WordPress site's security. Chat with us anytime during business hours, schedule a call or call 678-995-5169 for a free consultation on securing your online presence.

Advanced iFrame Vulnerability – Authenticated (Contributor+) Stored Cross-Site Scripting – CVE-2024-4365 | WordPress Plugin Vulnerability Report FAQs

What is the Advanced iFrame vulnerability (CVE-2024-4365)?

The Advanced iFrame vulnerability (CVE-2024-4365) is a Stored Cross-Site Scripting (XSS) vulnerability discovered in the Advanced iFrame WordPress plugin. It affects versions up to and including 2024.3 and allows authenticated attackers with contributor-level permissions or higher to inject malicious scripts into the website's pages.

These scripts can execute whenever a user accesses an affected page, potentially compromising the security of the site and the privacy of its users' data. The vulnerability was discovered by security researcher wesley (wcraft) and publicly disclosed on May 22, 2024.

How can I check if my WordPress site is affected by the Advanced iFrame vulnerability?

To determine if your WordPress site is affected by the Advanced iFrame vulnerability, first check if you have the Advanced iFrame plugin installed. If you do, go to the plugin's settings page and check the version number.

If the version is 2024.3 or lower, your site is affected by the vulnerability. Additionally, you should review your pages for any suspicious or unexpected scripts that may indicate a compromise.

How do I fix the Advanced iFrame vulnerability on my WordPress site?

To fix the Advanced iFrame vulnerability on your WordPress site, update the Advanced iFrame plugin to version 2024.4 or later. This patched version addresses the vulnerability and protects your site from potential exploits.

To update the plugin, log in to your WordPress admin dashboard, navigate to the "Plugins" section, and look for the Advanced iFrame plugin. If an update is available, click the "Update Now" button to install the latest version.

After updating, it's a good idea to review your site's pages to ensure no malicious scripts were injected before the update.

What are the risks associated with the Advanced iFrame vulnerability?

The risks associated with the Advanced iFrame vulnerability include:

Attackers injecting malicious scripts that can steal sensitive user information, such as login credentials or personal data.
Defacement of the website or unauthorized modification of its content.
Redirection of users to malicious websites or scams.
Attackers performing unauthorized actions on behalf of logged-in users.
Damage to the reputation of the affected website and its owner.

These risks can lead to significant consequences for the website owner, including data breaches, financial losses, and loss of customer trust. It's crucial to address the vulnerability promptly to mitigate these risks.

Can I continue using the Advanced iFrame plugin after updating to the patched version?

Yes, you can continue using the Advanced iFrame plugin after updating to version 2024.4 or later, which contains the patch for the vulnerability. The updated version addresses the security issue and should provide a safer experience for your website and its users.

However, it's important to monitor the plugin for any future updates and vulnerabilities. If you are concerned about the plugin's security history, you may consider exploring alternative plugins that offer similar functionality.

How can I stay informed about future vulnerabilities in WordPress plugins?

To stay informed about future vulnerabilities in WordPress plugins, you can:

Regularly check the WordPress Vulnerability Database (https://wordpress.org/plugins/tags/vulnerability/) for information on recently discovered vulnerabilities.
Subscribe to security newsletters or blogs that focus on WordPress security, such as WordFence or WPScan.
Enable automatic updates for your WordPress plugins, which will ensure you receive patches for vulnerabilities as soon as they are released.

By staying proactive and informed about WordPress security issues, you can quickly address vulnerabilities and protect your website from potential threats.

How often should I update my WordPress plugins?

It is recommended to update your WordPress plugins as soon as updates become available. Plugin developers often release updates to address security vulnerabilities, fix bugs, and add new features.

By keeping your plugins up to date, you can ensure that your website is protected against known vulnerabilities and benefits from the latest improvements. It's a good practice to check for plugin updates at least once a week or enable automatic updates if you trust the plugin developer.

However, before updating a plugin, it's always a good idea to back up your website in case any issues arise during the update process.

Can updating WordPress plugins cause compatibility issues with my website?

While updating WordPress plugins is essential for maintaining website security and functionality, it's possible that updates can sometimes cause compatibility issues with your website. This can happen if the updated plugin has conflicts with your WordPress theme, other plugins, or custom code on your site.

To minimize the risk of compatibility issues, it's a good practice to:

Back up your website before updating any plugins.
Test plugin updates on a staging or development site before applying them to your live website.
Check the plugin's changelog or documentation for any noted compatibility issues or required changes.

If you encounter compatibility issues after updating a plugin, you can try deactivating and reactivating the plugin, checking for conflicts with other plugins, or reaching out to the plugin developer for support.

What should I do if I suspect my WordPress site has been compromised due to the Advanced iFrame vulnerability?

If you suspect your WordPress site has been compromised due to the Advanced iFrame vulnerability, take the following steps:

Immediately update the Advanced iFrame plugin to version 2024.4 or later, if you haven't already done so.
Thoroughly review your website's pages and posts for any suspicious or unauthorized changes, such as injected scripts or unfamiliar content.
Change all user passwords, especially those with administrator or contributor-level permissions, to strong and unique passwords.
Scan your website with a reputable security plugin or service to detect any malware or backdoors that may have been installed.
If you find evidence of a compromise, consider hiring a professional WordPress security expert to help you clean your site and harden its security.

After addressing the compromise, it's crucial to maintain a regular security routine, including updating plugins and themes, monitoring for suspicious activity, and keeping backups of your website.

What can I do to improve the overall security of my WordPress website?

To improve the overall security of your WordPress website, consider implementing the following best practices:

Keep your WordPress core, plugins, and themes up to date with the latest versions.
Use strong, unique passwords for all user accounts and enable two-factor authentication when possible.
Limit user permissions and regularly review user accounts, removing any inactive or unnecessary ones.
Install a reputable security plugin to monitor for and protect against common threats, such as brute-force attacks and malware.
Regularly back up your website files and database, storing backups offsite or in the cloud.
Enable SSL/HTTPS to encrypt data transmitted between your website and its visitors.
Harden your WordPress installation by disabling file editing, securing your wp-config.php file, and limiting login attempts.

By implementing these security measures and staying vigilant, you can significantly reduce the risk of your WordPress website falling victim to vulnerabilities and attacks. Remember that website security is an ongoing process that requires regular attention and maintenance.

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Posted in Security, Vulnerabilities and tagged Advanced iFrame, Cross-Site Scripting, CVE-2024-4365, Plugin Updates, Plugin Vulnerability, Small Business Website Security, stored XSS, Website Security, WordPress Maintenance, wordpress security