CVE-2006-3869: Microsoft Ie

High severity, CVSS 7.5. EPSS: 43.1% chance of exploitation in the next 30 days.

Heap-based buffer overflow in URLMON.DLL in Microsoft Internet Explorer 6 SP1 on Windows 2000 and XP SP1, with versions the MS06-042 patch before 20060824, allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a long URL on a website that uses HTTP 1.1 compression.

Affected products

• Microsoft Ie: version 6.0 only

Published 2006-08-23. Last modified 2026-06-16.