CVE-2001-1455: Netegrity Siteminder

High severity, CVSS 7.5. EPSS: 2.1% chance of exploitation in the next 30 days.

Netegrity SiteMinder 3.6 through 4.5.1 allows remote attackers to bypass filtering via URLs containing Unicode characters.

Affected products

• Netegrity Siteminder: version 3.6 only; version 4.0 only; version 4.5 only; version 4.5.1 only

Published 2001-08-24. Last modified 2026-06-16.