CVE-2009-0552: Microsoft Ie

High severity, CVSS 9.3. EPSS: 28.6% chance of exploitation in the next 30 days.

Unspecified vulnerability in Microsoft Internet Explorer 5.01 SP4, 6 SP1, 6 on Windows XP SP2 and SP3, and 6 on Windows Server 2003 SP1 and SP2 allows remote attackers to execute arbitrary code via a web page that triggers presence of an object in memory that was (1) not properly initialized or (2) deleted, aka "Uninitialized Memory Corruption Vulnerability."

Affected products

• Microsoft Ie: version 6.0 only
• Microsoft Internet Explorer: version 5.0.1 only; version 6 only

Published 2009-04-15. Last modified 2026-06-16.