CVE-2010-1459: Improper Neutralization of Input During Web Page Generation

The default configuration of ASP.NET in Mono before 2.6.4 has a value of FALSE for the EnableViewStateMac property, which allows remote attackers to conduct cross-site scripting XSS attacks, as demonstrated by the VIEWSTATE parameter to 2.0/menu/menu1.aspx in the XSP sample project...