Provide references for CVE-2021-36890.
Where can I find more information about CVE-2021-36890?
References are available at: https://wordpress.org/plugins/social-share-buttons-by-supsystic/, https://patchstack.com/database/vulnerability/social-share-buttons-by-supsystic/wordpress-social-share-buttons-by-supsystic-plugin-2-2-2-cross-site-request-forgery-csrf-vulnerability.