KLA10614
Code injection vulnerability in Microsoft ASP.NET MVC

XSS vulnerability was found in ASP.NET MVC. By exploiting this vulnerability malicious users can inject arbitrary script. This vulnerability can be exploited remotely via a specially designed web page.

Microsoft ASP.NET NVC versions 2.0, 3.0, 4.0, 5.0 and 5.1

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)