CVE-2021-24841

The Helpful WordPress plugin before 4.4.59 does not sanitise and escape some of its settings, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

Date published : 2021-11-17

https://mikadmin.fr/tech/XSS-Stored-Helpful-5b10bc7f40ab319f9797eb4abad4f420660.pdf

https://wpscan.com/vulnerability/55d11acf-8c47-40da-be47-24f74fd7566e