High severity7.2NVD Advisory· Published Jun 7, 2023· Updated Apr 8, 2026
CVE-2020-36731
CVE-2020-36731
Description
The Flexible Checkout Fields for WooCommerce plugin for WordPress is vulnerable to Unauthenticated Arbitrary Plugin Settings update, in addition to Stored Cross-Site Scripting in versions up to, and including, 2.3.1. This is due to missing authorization checks on the updateSettingsAction() function which is called via an admin_init hook, along with missing sanitization and escaping on the settings that are stored.
Affected products
2- cpe:2.3:a:wpdesk:flexible_checkout_fields:*:*:*:*:free:wordpress:*:*Range: <=2.3.1
- Range: <=2.3.1
Patches
Vulnerability mechanics
References
3- blog.nintechnet.com/zero-day-vulnerability-fixed-in-wordpress-flexible-checkout-fields-for-woocommerce-plugin/nvdExploit
- www.wordfence.com/blog/2020/02/site-takeover-campaign-exploits-multiple-zero-day-vulnerabilities/nvdExploit
- www.wordfence.com/threat-intel/vulnerabilities/id/fd12a952-2e99-41f7-b74c-55c2b7d8deednvdThird Party Advisory
News mentions
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