Cross-site scripting (XSS) vulnerability in the chat client in IBM Lotus Sametime 7.5 and 7.5.1 allows user-assisted remote attackers to inject arbitrary web script or HTML via a crafted message, which triggers code execution after a mouseover event initiated by the victim.
https://exchange.xforce.ibmcloud.com/vulnerabilities/39726
http://www.vupen.com/english/advisories/2008/0168
http://www.securitytracker.com/id?1019224
http://www.securityfocus.com/bid/27316