CVE-2021-38326
The Post Title Counter WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the notice parameter found in the ~/post-title-counter.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.1.
Date published : 2021-09-10
https://plugins.trac.wordpress.org/browser/post-title-counter/tags/1.1/post-title-counter.php#L87