CVE-2020-36731
Flexible Checkout Fields for WooCommerce <= 2.3.1 - Unauthenticated Arbitrary Plugin Settings Update
- State
- Published
- Severity
- 7.2 High
- Published
- Jun 7, 2023
- Updated
- Apr 8, 2026
- Reserved
- Jun 6, 2023
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.2 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N | Wordfence |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
Flexible Checkout Fields for WooCommerce – WooCommerce Checkout Managerwpdesk |
|
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/fd12a952-2e99-41f7-b74c-55c2b7d8deed?source=cve
- https://blog.nintechnet.com/zero-day-vulnerability-fixed-in-wordpress-flexible-checkout-fields-for-woocommerce-plugin/
- https://www.wordfence.com/blog/2020/02/site-takeover-campaign-exploits-multiple-zero-day-vulnerabilities/
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