CVE-2006-4588: Vtiger CRM

High severity, CVSS 7.5. EPSS: 1.8% chance of exploitation in the next 30 days.

vtiger CRM 4.2.4, and possibly earlier, allows remote attackers to bypass authentication and access administrative modules via a direct request to index.php with a modified module parameter, as demonstrated using the Settings module.

Affected products

• Vtiger Vtiger CRM: version 4.2 only; version 4.2.4 only

Published 2006-09-06. Last modified 2026-06-16.