Provide references for CVE-2021-44777.
Where can I find more information about CVE-2021-44777?
References are available at: https://wordpress.org/plugins/email-tracker/#developers, https://patchstack.com/database/vulnerability/email-tracker/wordpress-email-tracker-plugin-5-2-6-cross-site-request-forgery-csrf-vulnerabilities-leading-to-single-or-bulk-e-mail-entries-deletion.