Cross-site scripting (XSS) vulnerability in ActiveCampaign SupportTrio 2.50.2 allows remote attackers to inject arbitrary web script or HTML via unspecified parameters to the KnowledgeBase search module.
https://exchange.xforce.ibmcloud.com/vulnerabilities/25495
http://www.vupen.com/english/advisories/2006/1126
http://secunia.com/advisories/19431
http://pridels0.blogspot.com/2006/03/activecampaign-supporttrio-25-vuln.html