Provide references for CVE-2021-4343.
Where can I find more information about CVE-2021-4343?
References are available at: https://www.wordfence.com/threat-intel/vulnerabilities/id/1c6bf45b-b02d-43bb-b682-7f1ae994e1d3?source=cve, https://blog.nintechnet.com/wordpress-ulisting-plugin-fixed-multiple-critical-vulnerabilities/, https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2456786%40ulisting&new=2456786%40ulisting&sfp_email=&sfph_mail=.