KLA10717
Multiple vulnerabilities in Microsoft Silverlight

Multiple serious vulnerabilities have been found in Microsoft Silverlight. Malicious users can exploit these vulnerabilities to execute arbitrary code or bypass security restrictions.

Below is a complete list of vulnerabilities

1. Improper requests handling can be exploited remotely via a specially designed Silverlight application to execute arbitrary code;
2. Improper memory handling can be exploited remotely via a specially designed Silverlight application to bypass security restrictions.

Microsoft Silverlight 5

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