CVE-2007-4256: Ynp Portal Systems

Medium severity, CVSS 5.0. EPSS: 6.4% chance of exploitation in the next 30 days.

Directory traversal vulnerability in showpage.cgi in YNP Portal System 2.2.0 allows remote attackers to read arbitrary files via a .. (dot dot) in the p parameter.

Affected products

• Ynp Portal Systems: version 2.2.0 only

Published 2007-08-08. Last modified 2026-06-16.