SEOPress – On-site SEO Vulnerability – Authenticated (Contributor+) Stored Cross-Site Scripting via Social Image URL – CVE-2024-1168 | WordPress Plugin Vulnerability Report

Plugin Name: SEOPress – On-site SEO

Key Information:

  • Software Type: Plugin
  • Software Slug: wp-seopress
  • Software Status: Active
  • Software Author: rainbowgeek
  • Software Downloads: 12,850,995
  • Active Installs: 300,000
  • Last Updated: August 12, 2024
  • Patched Versions: 7.9.1
  • Affected Versions: <= 7.9

Vulnerability Details:

  • Name: SEOPress – On-site SEO <= 7.9
  • Title: Authenticated (Contributor+) Stored Cross-Site Scripting via Social Image URL
  • Type: Stored Cross-Site Scripting (XSS)
  • CVE: CVE-2024-1168
  • CVSS Score: 6.4
  • Publicly Published: June 19, 2024
  • Researcher: Webbernaut
  • Description: The SEOPress – On-site SEO plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's social image URL in all versions up to, and including, 7.9 due to insufficient input sanitization and output escaping on user-supplied image URLs. This vulnerability allows authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Summary:

The SEOPress – On-site SEO plugin for WordPress has a vulnerability in versions up to and including 7.9 that allows for authenticated stored cross-site scripting via the social image URL parameter. This vulnerability has been patched in version 7.9.1.

Detailed Overview:

The vulnerability in the SEOPress plugin, discovered by researcher Webbernaut, is a stored cross-site scripting (XSS) issue that occurs due to improper sanitization and escaping of user-supplied image URLs in the plugin’s social image URL feature. This vulnerability allows authenticated users with contributor-level permissions or higher to inject malicious scripts into the site. These scripts will execute whenever a user, such as an administrator, accesses the affected page, potentially leading to unauthorized actions or further exploitation of the site.

The risks associated with this vulnerability are moderate, given that an attacker needs contributor-level access to exploit it. However, once exploited, it can lead to significant security issues, including unauthorized content changes, further compromise of the website, or even redirection of users to malicious sites. The plugin’s developers have addressed this issue in version 7.9.1 by enhancing the sanitization and output escaping mechanisms.

Advice for Users:

  • Immediate Action: Users are strongly encouraged to update to version 7.9.1 or later immediately to protect their sites from this vulnerability.
  • Check for Signs of Vulnerability: Users should inspect their site for any unexpected behavior, particularly in posts or pages where social image URLs are used, which could indicate that the vulnerability has been exploited.
  • Alternate Plugins: While the patched version is available, users might consider alternative SEO plugins if they have concerns about ongoing security.
  • Stay Updated: Always ensure that your plugins are updated to the latest versions to avoid vulnerabilities like this one.

Conclusion:

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 7.9.1 or later to secure their WordPress installations.

References:

Detailed Report:

In the ever-evolving digital landscape, the security of your WordPress website is paramount. Keeping your website's plugins up to date is not just a routine task—it's a critical defense against potential threats. One recent example highlighting the importance of timely updates is the discovery of a vulnerability in the SEOPress – On-site SEO plugin. This vulnerability, affecting versions up to 7.9, allows for authenticated stored cross-site scripting (XSS) via the social image URL parameter. While the developers have released a patch in version 7.9.1, any site running an outdated version remains at risk.

Vulnerability Details:

The vulnerability in the SEOPress plugin, discovered by researcher Webbernaut, is a stored cross-site scripting (XSS) issue that occurs due to improper sanitization and escaping of user-supplied image URLs in the plugin’s social image URL feature. This vulnerability allows authenticated users with contributor-level permissions or higher to inject malicious scripts into the site. These scripts will execute whenever a user, such as an administrator, accesses the affected page, potentially leading to unauthorized actions or further exploitation of the site.

  • Name: SEOPress – On-site SEO <= 7.9
  • Title: Authenticated (Contributor+) Stored Cross-Site Scripting via Social Image URL
  • CVE: CVE-2024-1168
  • CVSS Score: 6.4 (Moderate)
  • Publicly Published: June 19, 2024

Risks and Potential Impacts:

The risks associated with this vulnerability are significant, particularly for small business owners who may not have the resources to constantly monitor their website for security issues. While the vulnerability requires an attacker to have contributor-level access, once exploited, it can lead to severe consequences. These include unauthorized content changes, further compromise of the website, or even redirection of users to malicious sites. Such actions could damage your brand’s reputation, lead to loss of customer trust, and even result in legal liabilities if sensitive data is exposed.

Given the widespread use of the SEOPress plugin, with over 300,000 active installs, the potential impact of this vulnerability is considerable. If your site relies on this plugin for SEO management, addressing this issue should be a top priority.

How to Remediate the Vulnerability:

The developers of the SEOPress plugin have released version 7.9.1, which patches the vulnerability by improving input sanitization and output escaping. Here’s what you need to do:

  1. Immediate Action: Update your plugin to version 7.9.1 or later immediately. This update will fix the vulnerability and protect your website from potential attacks.
  2. Check for Signs of Vulnerability: Review your website’s posts and pages, especially where social image URLs are used, for any unusual behavior or unauthorized content. If you notice anything suspicious, it could indicate that the vulnerability has been exploited.
  3. Consider Alternative Plugins: If you are concerned about the security history of SEOPress, you might want to explore alternative SEO plugins that offer similar functionality but have a stronger security record.
  4. Stay Updated: Make it a habit to regularly check for and apply updates to all your WordPress plugins. This is one of the most effective ways to protect your site from vulnerabilities.

Overview of Previous Vulnerabilities:

It’s worth noting that this isn’t the first security issue associated with the SEOPress plugin. There have been nine previous vulnerabilities reported since August 16, 2021. While the developers have consistently addressed these issues with timely updates, the recurrence of vulnerabilities underscores the importance of vigilance and regular maintenance.

Conclusion:

For small business owners, staying on top of security vulnerabilities can be challenging, especially when you’re already juggling multiple responsibilities. However, the potential risks of neglecting website security are too great to ignore. Regularly updating your plugins, monitoring for unusual activity, and considering professional assistance if needed are all crucial steps in safeguarding your website. By staying proactive, you can protect your business, your customers, and your online reputation from the ever-present threat of cyber attacks.

If you’re feeling overwhelmed or unsure about how to manage these security tasks, don’t hesitate to seek help from professionals who can ensure your website remains secure and up to date. Taking these steps today can save you from potential headaches and significant losses in the future.

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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SEOPress – On-site SEO Vulnerability – Authenticated (Contributor+) Stored Cross-Site Scripting via Social Image URL – CVE-2024-1168 | WordPress Plugin Vulnerability Report FAQs

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