CVE-2001-0154: Microsoft Internet Explorer

High severity, CVSS 7.5. EPSS: 11.2% chance of exploitation in the next 30 days.

HTML e-mail feature in Internet Explorer 5.5 and earlier allows attackers to execute attachments by setting an unusual MIME type for the attachment, which Internet Explorer does not process correctly.

Affected products

• Microsoft Internet Explorer: up to and including 5.5; version 5.01 only

Published 2001-05-03. Last modified 2026-06-16.