CVE-2008-4381: Microsoft Internet Explorer

Medium severity, CVSS 5.0. EPSS: 18.4% chance of exploitation in the next 30 days.

Microsoft Internet Explorer 7 allows remote attackers to cause a denial of service (application crash) via Javascript that calls the alert function with a URL-encoded string of a large number of invalid characters.

Affected products

• Microsoft Internet Explorer: version 5 only; version 6 only; version 7 only

Published 2008-10-02. Last modified 2026-06-16.