Description
WordPress Plugin YITH Pre-Order for WooCommerce is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently modify plugin options. WordPress Plugin YITH Pre-Order for WooCommerce version 1.1.9 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 1.2.1 or latest
References
https://blog.nintechnet.com/authenticated-settings-change-vulnerability-in-yit-plugin-framework/
https://plugins.svn.wordpress.org/yith-pre-order-for-woocommerce/trunk/readme.txt