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Case File

CVE-2012-4776

HIGH · CVSS 9.3 EPSS 24.75%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2012-11-14 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 9.3. It affects Microsoft, Java. Its EPSS score suggests a 24.8% probability of exploitation in the next 30 days. It may be remotely exploitable.

CVE
CVE-2012-4776
Severity
HIGH
CVSS
9.3
EPSS
24.75%
Microsoft Java

Original NVD Description

The Web Proxy Auto-Discovery (WPAD) functionality in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not validate configuration data that is returned during acquisition of proxy settings, which allows remote attackers to execute arbitrary JavaScript code by providing crafted data during execution of (1) an XAML browser application (aka XBAP) or (2) a .NET Framework application, aka "Web Proxy Auto-Discovery Vulnerability."