CVE-2024-9021 – Relevanssi < 4.23.1 - Contributor+ Stored XSS

https://notcve.org/view.php?id=CVE-2024-9021

In the process of testing the Relevanssi WordPress plugin before 4.23.1, a vulnerability was found that allows you to implement Stored XSS on behalf of the Contributor+ by embedding malicious script, which entails account takeover backdoor The Relevanssi – A Better Search plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom name field in all versions up to, and including, 4.23.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. • https://wpscan.com/vulnerability/5f25646d-b80b-40b1-bcaf-3b860ddc4059 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •