PHP remote file inclusion vulnerability in admin/e_data/visEdit_control.class.php in ActiveCampaign KnowledgeBuilder 2.2 allows remote attackers to execute arbitrary PHP code via a URL in the visEdit_root parameter, a different vector than CVE-2003-1131.
https://www.exploit-db.com/exploits/2364
https://exchange.xforce.ibmcloud.com/vulnerabilities/30134
http://www.securityfocus.com/archive/1/450944/100/0/threaded