CVE-2021-4418

Summary

CVE-2021-4418 is a Cross-Site Request Forgery (CSRF) vulnerability affecting the Custom CSS, JS & PHP plugin for WordPress. Versions up to and including 2.0.7 are susceptible to this issue. The CSRF vulnerability arises due to inadequate or absent nonce validation on the plugin's save() function. This flaw enables unauthenticated attackers to manipulate the plugin by saving code snippets through forged requests, provided they can persuade a site administrator to perform a specific action, such as clicking on a malicious link.

Prevent cyber attacks with Recorded Future by prioritizing and patching critical vulnerabilities being exploited by threat actors targeting your industry. Book your demo to learn more.