Cross-site scripting (XSS) vulnerability in Edgewall Software Trac 0.9.4 and earlier allows remote attackers to inject arbitrary web script or HTML via unknown attack vectors related to a "wiki macro."
https://exchange.xforce.ibmcloud.com/vulnerabilities/26125
http://www.vupen.com/english/advisories/2006/1557
http://www.securityfocus.com/bid/17741
http://www.edgewall.com/blog/news/trac_0_9_5.html
http://securitytracker.com/id?1015986