CVE-2022-4519 : Exploit Details and Defense Strategies
Learn about CVE-2022-4519, a vulnerability in WP User plugin for WordPress allowing stored cross-site scripting attacks. Find out the impact and mitigation steps.
WordPress User Plugin Vulnerability
Understanding CVE-2022-4519
This CVE refers to a vulnerability in the WP User plugin for WordPress that allows stored cross-site scripting due to insufficient input sanitization and output escaping.
What is CVE-2022-4519?
The WP User plugin for WordPress is vulnerable to Stored Cross-Site Scripting via its settings parameters in versions up to, and including, 7.0. Attackers with admin-level permissions can inject malicious scripts.
The Impact of CVE-2022-4519
The vulnerability affects multi-site installations and sites where unfiltered_html is disabled, allowing attackers to inject arbitrary web scripts.
Technical Details of CVE-2022-4519
Vulnerability Description
The vulnerability arises from insufficient input sanitization and output escaping in the WP User plugin settings, allowing authenticated attackers to execute arbitrary scripts.
Affected Systems and Versions
Versions up to and including 7.0 of WP User plugin for WordPress are affected by this vulnerability.
Exploitation Mechanism
Attackers with administrator-level permissions and above can inject malicious scripts via the plugin settings.
Mitigation and Prevention
Immediate Steps to Take
Users should update the WP User plugin to version 7.1 or later to mitigate the vulnerability.
Long-Term Security Practices
Regularly monitor and update WordPress plugins to avoid security vulnerabilities.
Patching and Updates
Refer to the official plugin page for updates and security patches.