CVE-2005-3418: Phpbb Group Phpbb

Medium severity, CVSS 4.3. EPSS: 1.8% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in phpBB 2.0.17 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) error_msg parameter to usercp_register.php, (2) forward_page parameter to login.php, and (3) list_cat parameter to search.php, which are not initialized as variables.

Affected products

• Phpbb Group Phpbb: version 2.0.0 only; version 2.0.1 only; version 2.0.2 only; version 2.0.3 only; version 2.0.4 only; version 2.0.5 only; …

Published 2005-11-01. Last modified 2026-06-16.