CVE-2001-0096: Microsoft Internet Information Server

Medium severity, CVSS 5.0. EPSS: 20.3% chance of exploitation in the next 30 days.

FrontPage Server Extensions (FPSE) in IIS 4.0 and 5.0 allows remote attackers to cause a denial of service via a malformed form, aka the "Malformed Web Form Submission" vulnerability.

Affected products

• Microsoft Internet Information Server: version 4.0 only
• Microsoft Internet Information Services: version 5.0 only

Published 2001-02-12. Last modified 2026-06-16.