Description
WordPress Plugin WP Mail Logging is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently change some plugin settings. WordPress Plugin WP Mail Logging version 1.9.9 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 1.10.0 or latest
References
https://sploitus.com/exploit?id=WPEX-ID:66616623-0C80-4B95-A8DE-5D7F8C6A57B3
https://plugins.svn.wordpress.org/wp-mail-logging/trunk/readme.txt