Provide references for CVE-2021-4351.
Where can I find more information about CVE-2021-4351?
References are available at: https://www.wordfence.com/threat-intel/vulnerabilities/id/5539aa79-66ad-43fa-967c-2bec877061e0?source=cve, https://blog.nintechnet.com/wordpress-frontend-file-manager-plugin-fixed-multiple-critical-vulnerabilities/.