Learn about CVE-2022-4216 affecting Chained Quiz WordPress plugin up to 1.3.2.2. Explore impact, technical details, and mitigation steps for protection.
The Chained Quiz plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'facebook_appid' parameter in versions up to, and including, 1.3.2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with administrative privileges to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Understanding CVE-2022-4216
This section provides an overview of the CVE-2022-4216 vulnerability in the Chained Quiz plugin for WordPress.
What is CVE-2022-4216?
CVE-2022-4216 is a security vulnerability that allows authenticated attackers with administrative privileges to perform Stored Cross-Site Scripting attacks in the Chained Quiz plugin for WordPress.
The Impact of CVE-2022-4216
The impact of this vulnerability includes the ability for attackers to inject malicious scripts that can compromise user data and potentially perform unauthorized actions on the affected WordPress site.
Technical Details of CVE-2022-4216
In this section, we dive into the technical aspects of the CVE-2022-4216 vulnerability.
Vulnerability Description
The vulnerability in Chained Quiz plugin allows attackers to exploit the 'facebook_appid' parameter for injecting malicious scripts due to inadequate input sanitization.
Affected Systems and Versions
The affected version of the Chained Quiz plugin is up to and including 1.3.2.2. Users with versions within this range are susceptible to the CVE-2022-4216 vulnerability.
Exploitation Mechanism
Attackers with administrative privileges can leverage the vulnerability to inject arbitrary web scripts in pages and execute them when users access the compromised page.
Mitigation and Prevention
To protect your WordPress site from CVE-2022-4216, follow the mitigation strategies outlined below.
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates
Stay informed about security updates for plugins and promptly install patches released by developers to ensure protection against known vulnerabilities.