Cross-site scripting (XSS) vulnerability in ScrewTurn Wiki 2.0.29 and 2.0.30 allows remote attackers to inject arbitrary web script or HTML via error messages in the "/admin.aspx - System Log" page.
https://exchange.xforce.ibmcloud.com/vulnerabilities/42858
http://www.securityfocus.com/bid/30429
http://www.screwturn.eu/Wiki.ashx#History_2