CVE-2019-9056: Cmsmadesimple CMS Made Simple

High severity, CVSS 8.8. EPSS: 1.3% chance of exploitation in the next 30 days.

An issue was discovered in CMS Made Simple 2.2.8. In the module FrontEndUsers (in the file class.FrontEndUsersManipulate.php or class.FrontEndUsersManipulator.php), it is possible to reach an unserialize call with an untrusted __FEU__ cookie, and achieve authenticated object injection.

Affected products

• Cmsmadesimple CMS Made Simple: version 2.2.8 only

Published 2019-04-11. Last modified 2026-06-17.