CVE-2004-0420: Microsoft Ie

High severity, CVSS 10.0. EPSS: 46% chance of exploitation in the next 30 days.

The Windows Shell application in Windows 98, Windows ME, Windows NT 4.0, Windows 2000, Windows XP, and Windows Server 2003 allows remote attackers to execute arbitrary code by spoofing the type of a file via a CLSID specifier in the filename, as demonstrated using Internet Explorer 6.0.2800.1106 on Windows XP.

Affected products

• Microsoft Ie: version 6.0 only
• Microsoft Internet Explorer: version 6.0 only; version 6.0.2800.1106 only

Published 2004-07-07. Last modified 2026-06-16.