Description
WordPress Plugin Essential Content Types is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently change plugin's configuration. WordPress Plugin Essential Content Types version 1.8.6 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 1.9 or latest
References
https://sploitus.com/exploit?id=WPEX-ID:181A729E-FFFE-457C-9E8D-A4343FD2E630
https://plugins.svn.wordpress.org/essential-content-types/trunk/README.txt