CVE-2008-4447: Positive Software H-Sphere

Medium severity, CVSS 4.3. EPSS: 1.4% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in actions.php in Positive Software H-Sphere WebShell 4.3.10 allows remote attackers to inject arbitrary web script or HTML via (1) the fn parameter during a dload action, (2) the mask parameter during a search action, and (3) the tab parameter during a sysinfo action.

Affected products

• Positive Software H-Sphere: version 4.3.10 only

Published 2008-10-06. Last modified 2026-06-16.