Description
WordPress Plugin YITH PayPal Express Checkout 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 PayPal Express Checkout for WooCommerce version 1.2.5 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 1.2.6 or latest
References
https://blog.nintechnet.com/authenticated-settings-change-vulnerability-in-yit-plugin-framework/
https://plugins.svn.wordpress.org/yith-paypal-express-checkout-for-woocommerce/trunk/README.txt
Related Vulnerabilities
SharePoint Deserialization of Untrusted Data Vulnerability (CVE-2020-1439)
WordPress Plugin Dean's FCKEditor with pwwang's code Arbitrary File Upload (1.0.0)
WordPress Permissions, Privileges, and Access Controls Vulnerability (CVE-2010-5106)
Jenkins Improper Access Control Vulnerability (CVE-2015-5325)