CVE-2006-1717: Mybulletinboard

Medium severity, CVSS 5.1. EPSS: 1.3% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in newthread.php in MyBB (aka MyBulletinBoard) 1.10, when configured to permit new threads by unregistered users, allows remote attackers to inject arbitrary web script or HTML via the username.

Affected products

• Mybulletinboard Mybulletinboard: version 1.10 only

Published 2006-04-11. Last modified 2026-06-16.