CVE-2012-1896: Microsoft .NET Framework

Medium severity, CVSS 5.0. EPSS: 23.7% chance of exploitation in the next 30 days.

Microsoft .NET Framework 2.0 SP2 and 3.5.1 does not properly consider trust levels during construction of output data, which allows remote attackers to obtain sensitive information via (1) a crafted XAML browser application (aka XBAP) or (2) a crafted .NET Framework application, aka "Code Access Security Info Disclosure Vulnerability."

Affected products

• Microsoft .NET Framework: version 2.0 only; version 3.5.1 only

Published 2012-11-14. Last modified 2026-06-16.