CVE-2014-1840: Mybb

Medium severity, CVSS 4.3. EPSS: 1% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Upload/search.php in MyBB 1.6.12 and earlier allows remote attackers to inject arbitrary web script or HTML via the keywords parameter in a do_search action, which is not properly handled in a forced SQL error message.

Affected products

• Mybb Mybb: up to and including 1.6.12; version 1.6.0 only; version 1.6.1 only; version 1.6.2 only; version 1.6.3 only; version 1.6.4 only; …

Published 2014-03-03. Last modified 2026-06-17.