CVE-2016-0132: Microsoft .NET Framework

Critical severity, CVSS 9.8. EPSS: 21.5% chance of exploitation in the next 30 days.

Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, and 4.6.1 mishandles signature validation for unspecified elements of XML documents, which allows remote attackers to spoof signatures via a modified document, aka ".NET XML Validation Security Feature Bypass."

Affected products

• Microsoft .NET Framework: version 2.0 only; version 3.0 only; version 3.5 only; version 3.5.1 only; version 4.5.2 only; version 4.6 only; …

Published 2016-03-09. Last modified 2026-06-17.