CVE-2005-4556: Deerfield Visnetic Mail Server

High severity, CVSS 7.5. EPSS: 10.6% chance of exploitation in the next 30 days.

PHP remote file include vulnerability in IceWarp Web Mail 5.5.1, as used by Merak Mail Server 8.3.0r and VisNetic Mail Server version 8.3.0 build 1, when register_globals is enabled, allows remote attackers to include arbitrary local and remote PHP files via a URL in the (1) lang_settings and (2) language parameters in (a) accounts/inc/include.php and (b) admin/inc/include.php.

Affected products

• Deerfield Visnetic Mail Server: version 8.3.0_build1 only
• Icewarp Web Mail: version 5.5.1 only
• Merak Mail Server: version 8.3.0r only

Published 2005-12-28. Last modified 2026-06-16.