CVE-1999-1370: Microsoft Internet Explorer

High severity, CVSS 7.2. EPSS: 1.3% chance of exploitation in the next 30 days.

The setup wizard (ie5setup.exe) for Internet Explorer 5.0 disables (1) the screen saver, which could leave the system open to users with physical access if a failure occurs during an unattended installation, and (2) the Task Scheduler Service, which might prevent the scheduled execution of security-critical programs.

Affected products

• Microsoft Internet Explorer: version 5.0 only

Published 1999-03-23. Last modified 2026-06-16.