CVE-1999-0668: Microsoft Internet Explorer

Medium severity, CVSS 5.1. EPSS: 22.6% chance of exploitation in the next 30 days.

The scriptlet.typelib ActiveX control is marked as "safe for scripting" for Internet Explorer, which allows a remote attacker to execute arbitrary commands as demonstrated by Bubbleboy.

Affected products

• Microsoft Internet Explorer: version 4.0 only; version 5.0 only

Published 1999-08-21. Last modified 2026-06-16.