CVE-2021-38347
The Custom Website Data WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the id parameter found in the ~/views/edit.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 2.2.
Date published : 2021-09-10
https://plugins.trac.wordpress.org/browser/simple-custom-website-data/tags/2.2/views/edit.php#L30