CVE-2022-0218 : Security Advisory and Response
Discover the impact of CVE-2022-0218 on WP HTML Mail plugin versions <=3.0.9 with unauthorized access issue. Learn mitigation steps and the importance of updates.
A vulnerability has been identified in the WP HTML Mail WordPress plugin that can allow unauthenticated attackers to gain unauthorized access and modify theme settings. This CVE, assigned the ID CVE-2022-0218, poses a significant risk to WordPress sites.
Understanding CVE-2022-0218
This section will delve into the details of the CVE-2022-0218 vulnerability in the WP HTML Mail plugin.
What is CVE-2022-0218?
The WP HTML Mail WordPress plugin version 3.0.9 and below are affected by a vulnerability that enables unauthenticated attackers to access and modify theme settings due to a missing capability check on the /themesettings REST-API endpoint. This flaw can allow malicious JavaScript injections into vulnerable WordPress sites.
The Impact of CVE-2022-0218
With a CVSS base score of 8.3, this vulnerability has a high severity rating. Attackers with no privileges can exploit this flaw, potentially leading to unauthorized access and theme settings manipulation on affected WordPress sites.
Technical Details of CVE-2022-0218
Let's explore the technical aspects of CVE-2022-0218 in the WP HTML Mail plugin.
Vulnerability Description
The vulnerability arises from the missing capability check on the /themesettings REST-API endpoint in the ~/includes/class-template-designer.php file, affecting versions up to and including 3.0.9.
Affected Systems and Versions
WP HTML Mail plugin versions up to and including 3.0.9 are vulnerable to this unauthorized access issue.
Exploitation Mechanism
Unauthenticated attackers can exploit this vulnerability by executing the endpoint and injecting malicious JavaScript into WordPress sites.
Mitigation and Prevention
Learn how to safeguard your WordPress site from CVE-2022-0218.
Immediate Steps to Take
Update your WP HTML Mail plugin to version 3.1 or newer to mitigate this vulnerability immediately.
Long-Term Security Practices
Regularly monitor security updates and ensure all plugins are up to date to prevent future vulnerabilities.
Patching and Updates
Stay informed about security patches and promptly apply them to maintain the integrity of your WordPress site.