Description
WordPress Plugin Post Grid, Post Carousel, & List Category Posts-by Smart Post Show is prone to a cross-site request forgery vulnerability. Exploiting this issue may allow a remote attacker to perform certain administrative actions and gain unauthorized access to the affected application; other attacks are also possible. WordPress Plugin Post Grid, Post Carousel, & List Category Posts-by Smart Post Show version 2.3.4 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 2.3.5 or latest
References
https://wpscan.com/vulnerability/f728e667-5309-4fd9-9210-e6a89bf15351
https://plugins.svn.wordpress.org/post-carousel/trunk/readme.txt