CVE-1999-1367: Microsoft Internet Explorer

Medium severity, CVSS 4.6. EPSS: 1.2% chance of exploitation in the next 30 days.

Internet Explorer 5.0 does not properly reset the username/password cache for Web sites that do not use standard cache controls, which could allow users on the same system to access restricted web sites that were visited by other users.

Affected products

• Microsoft Internet Explorer: version 5.0 only

Published 1999-05-06. Last modified 2026-06-16.