CVE-2022-3906: 
WordPress vulnerability analysis and mitigation

A stored Cross-Site Scripting (XSS) vulnerability was discovered in the Easy Form Builder WordPress plugin versions below 3.4.0. The vulnerability was identified on November 16, 2022, and was assigned CVE-2022-3906. This security flaw affects the plugin's settings functionality, particularly impacting WordPress installations with the plugin installed (WPScan).

The vulnerability stems from improper sanitization and escaping of settings in the Easy Form Builder plugin. The issue specifically affects the Button Settings functionality where text input is not properly sanitized. The vulnerability has been assigned a CVSS score of 3.4 (low severity) and is classified under CWE-79. The security flaw falls under the OWASP Top 10 category A7: Cross-Site Scripting (XSS) (WPScan).

The vulnerability allows high-privilege users such as administrators to perform Stored Cross-Site Scripting attacks, even in environments where the unfiltered_html capability is disabled, such as in multisite setups. This could potentially lead to the execution of malicious JavaScript code in users' browsers (WPScan).

The vulnerability has been fixed in version 3.4.0 of the Easy Form Builder plugin. Users are advised to update to this version or later to mitigate the security risk (WPScan).