CVE-2017-8104: Mybb

Medium severity, CVSS 5.3. EPSS: 2.5% chance of exploitation in the next 30 days.

In MyBB before 1.8.11, the smilie module allows Directory Traversal via the pathfolder parameter.

Affected products

• Mybb Mybb: up to and including 1.8.10

Published 2017-04-24. Last modified 2026-06-17.