No patched version is available. Vulnerability reported to the WordPress plugins team.
Lana Codes discovered and reported this Cross Site Scripting (XSS) vulnerability in WordPress Google Maps v3 Shortcode Plugin. 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 not been known to be fixed yet.