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Case File

CVE-2014-4121

HIGH · CVSS 10 EPSS 19.23% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2014-10-15 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

Exhibit — Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
remote code execution code execution

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2014-4121
Severity
HIGH
CVSS
10
EPSS
19.23%
Microsoft

Original Filing — NVD Description

Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized resource identifiers, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted request to a .NET web application, aka ".NET Framework Remote Code Execution Vulnerability."