PLUGIN SECURITY
Is Flexible Checkout Fields safe?
The best WooCommerce checkout manager. Edit, remove or add checkout fields. Customize WooCommerce checkout with this checkout field customizer.
What this plugin does
- Slug:
flexible-checkout-fields - Author: wpdesk
- 80000+ active installs
- 94/100 rating (295 reviews on wordpress.org)
- 3672998 all-time downloads
- On WordPress.org since 2016-09-07
checkout field customizercustom fieldsWooCommerce checkoutwoocommerce checkout fieldsWooCommerce checkout manager
Maintenance status
- Latest known version: 4.1.40
- Last updated: 2026-08-19 10:37am GMT
- Tested up to WordPress: 7.1
- Requires PHP: 7.4+
- Max supported PHP (analyzed): 8.4
Known vulnerabilities
2 known CVEs on file for Flexible Checkout Fields. Reported between 2020 and 2024.
| CVE | Vulnerability | Type | Severity | Affected | Fixed in | Published | Status |
|---|---|---|---|---|---|---|---|
| CVE-2024-31267 | Flexible Checkout Fields for WooCommerce – WooCommerce Checkout Manager [flexible-checkout-fields] < 4.1.3 | Missing Authorization | High 8.8 | < 4.1.3 | 4.1.3 | 2024-04-05 | ✓ fixed in latest |
| — | Flexible Checkout Fields for WooCommerce – WooCommerce Checkout Manager [flexible-checkout-fields] < 2.3.2 | — | Unknown | < 2.3.2 | 2.3.2 | 2020-02-26 | ✓ fixed in latest |
| CVE-2020-36731 | Flexible Checkout Fields for WooCommerce – WooCommerce Checkout Manager [flexible-checkout-fields] < 2.3.2 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | High 7.2 | < 2.3.2 | 2.3.2 | 2020-02-26 | ✓ fixed in latest |
| — | Flexible Checkout Fields for WooCommerce – WooCommerce Checkout Manager [flexible-checkout-fields] < 2.3.2 | — | Unknown | < 2.3.2 | 2.3.2 | — | ✓ fixed in latest |
| CVE-2020-36731 | Flexible Checkout Fields for WooCommerce < 2.3.2 - Unauthenticated Settings Update | — | Unknown | < 2.3.2 | 2.3.2 | — | ✓ fixed in latest |
How to fix it
Keep Flexible Checkout Fields updated — 4.1.40 is the latest version on wordpress.org, and each CVE above lists the exact release that fixed it ("Fixed in").
This is the plugin's full known vulnerability history, not a scan of any specific installation — run a free scan of your own site to check your exact installed version.
Safer / more established alternatives
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- Admin Columns — 100000+ active installs — 98/100 (1651)
- Pods – Custom Content Types and Fields — 100000+ active installs — 96/100 (418) — max PHP 8.4
Check your own WordPress site
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