CVE-2005-4200: Mybulletinboard

High severity, CVSS 10.0. EPSS: 2.2% chance of exploitation in the next 30 days.

Multiple unspecified vulnerabilities in MyBulletinBoard (MyBB) before 1.0 have unknown impact and attack vectors, a different set of vulnerabilities than those identified by CVE-2005-4199.

Affected products

• Mybulletinboard Mybulletinboard: version 1.0_pr2 only; version 1.00_rc1 only; version 1.00_rc2 only; version 1.00_rc3 only; version 1.0_rc4 only; version 1.00_rc4 only; …

Published 2005-12-13. Last modified 2026-06-16.