Description
WordPress Plugin Currency Switcher for WooCommerce is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently do conversions in currencies that aren't enabled in settings. WordPress Plugin Currency Switcher for WooCommerce version 2.11.1 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 2.11.2 or latest
References
https://www.infigo.hr/en/critical-vulnerability-in-currency-switcher-for-woocommerce-n61
https://plugins.svn.wordpress.org/currency-switcher-woocommerce/trunk/readme.txt