CVE-2004-1403: Sir Gnuboard

High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days.

PHP remote file inclusion vulnerability in index.php in GNUBoard 3.39 and earlier allows remote attackers to execute arbitrary PHP code by modifying the doc parameter to reference a URL on a remote web server that contains the code.

Affected products

• Sir Gnuboard: version 3.30 only; version 3.31 only; version 3.32 only; version 3.33 only; version 3.34 only; version 3.35 only; …

Published 2004-12-31. Last modified 2026-06-16.