Update the WordPress soledad theme to the latest available version (at least 8.2.6).
Dave Jong (Patchstack) discovered and reported this Cross Site Scripting (XSS) vulnerability in WordPress Soledad Theme. This could allow a malicious actor to inject malicious scripts, such as redirects, advertisements, and other HTML payloads into your website which will be executed when guests visit your site. This vulnerability has been fixed in version 8.2.6.
Broken Access Control vulnerability
Reflected Crosssite Scripting (XSS) vulnerability