CVE-2006-5312: Phpbb AJAX Shoutbox

High severity, CVSS 7.5. EPSS: 2.2% chance of exploitation in the next 30 days.

PHP remote file inclusion vulnerability in shoutbox.php in the Ajax Shoutbox 0.0.5 and earlier module for phpBB allows remote attackers to execute arbitrary PHP code via a URL in the phpbb_root_path parameter.

Affected products

• Phpbb AJAX Shoutbox: up to and including 0.0.5

Published 2006-10-17. Last modified 2026-06-16.