Provide references for CVE-2020-22840.
Where can I find more information about CVE-2020-22840?
References are available at: https://github.com/b2evolution/b2evolution/issues/102, http://packetstormsecurity.com/files/161362/b2evolution-CMS-6.11.6-Open-Redirection.html, https://www.exploit-db.com/exploits/49554.