WordPress LearnPress plugin before 4.1.6 contains a cross-site scripting vulnerability. It does not sanitize and escape the lp-dismiss-notice before outputting it back via the lp_background_single_email AJAX action.
View the template here CVE-2022-0271.yaml
References:
https://wpscan.com/vulnerability/ad07d9cd-8a75-4f7c-bbbe-3b6b89b699f2