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Case File

CVE-2011-1253

HIGH · CVSS 9.3 EPSS 13.24%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-10-12 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2011-1253
Severity
HIGH
CVSS
9.3
EPSS
13.24%
Microsoft

Original NVD Description

Microsoft .NET Framework 1.0 SP3, 1.1 SP1, 2.0 SP2, 3.5.1, and 4, and Silverlight 4 before 4.0.60831, does not properly restrict inheritance, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP), (2) a crafted ASP.NET application, (3) a crafted .NET Framework application, or (4) a crafted Silverlight application, aka ".NET Framework Class Inheritance Vulnerability."