Plugin does not sanitize and escape the URL field in the plugin settings, which could allow high-privilege users to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
View the template here CVE-2023-2009.yaml
References:
https://wpscan.com/vulnerability/f7988a18-ba9d-4ead-82c8-30ea8223846f