Provide references for CVE-2021-4225.
Where can I find more information about CVE-2021-4225?
References are available at: https://wpscan.com/vulnerability/bd1083d1-edcc-482e-a8a9-c8b6c8d417bd, https://github.com/pang0lin/CVEproject/blob/main/wordpress_SP-Project_fileupload.md.