CVE-2003-0233: Microsoft Ie

High severity, CVSS 7.5. EPSS: 18.9% chance of exploitation in the next 30 days.

Heap-based buffer overflow in plugin.ocx for Internet Explorer 5.01, 5.5 and 6.0 allows remote attackers to execute arbitrary code via the Load() method, a different vulnerability than CVE-2003-0115.

Affected products

• Microsoft Ie: version 6.0 only
• Microsoft Internet Explorer: version 5.0.1 only; version 5.5 only; version 6.0 only

Published 2003-05-12. Last modified 2026-06-16.