Description
WordPress Plugin ElasticPress 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 ElasticPress version 3.5.3 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 3.5.4 or latest
References
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/
https://github.com/10up/ElasticPress/commit/b5600b1fe78ec7d5d6f8644a71eb8510054bc8f2
https://plugins.svn.wordpress.org/elasticpress/trunk/readme.txt