CVE-2004-1213: Advanced Guestbook

Medium severity, CVSS 6.8. EPSS: 2% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in index.php in Advanced Guestbook 2.3.1, 2.2, and possibly other versions allows remote attackers to inject arbitrary web script or HTML via the entry parameter.

Affected products

• Advanced Guestbook Advanced Guestbook: version 2.2 only; version 2.3.1 only

Published 2005-01-10. Last modified 2026-06-16.