CVE-2006-4157: Yabb

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

Cross-site scripting (XSS) vulnerability in index.php in Yet another Bulletin Board (YaBB) allows remote attackers to inject arbitrary web script or HTML via the categories parameter.

Affected products

• Yabb Yabb: version 1.5.1 only; version 1.5.2 only; version 1.5.4 only; version 1.5.5 only; version 1.5.5b only

Published 2006-08-16. Last modified 2026-06-16.