CVE-2015-2352: Mybb

High severity, CVSS 7.5. EPSS: 1.3% chance of exploitation in the next 30 days.

The cache handler in MyBB (aka MyBulletinBoard) before 1.8.4 does not properly check the encoding of input to the var_export function, which allows attackers to have an unspecified impact via unknown vectors.

Affected products

• Mybb Mybb: up to and including 1.8.3

Published 2015-03-19. Last modified 2026-06-17.