# Accept PayPal Payments using Contact Form 7 <= 4.0.6 - Unauthenticated Missing Authorization to Payment Data CSV Export

- **ID:** WPSEC-2026-0642
- **Plugin:** Accept PayPal Payments using Contact Form 7 (`contact-form-7-paypal-extension`), https://wordpress.org/plugins/contact-form-7-paypal-extension/
- **Affected versions:** from 4.0.0 before 4.0.7
- **Fixed in:** 4.0.7 (Update to 4.0.7 or later.)
- **Severity:** Medium 5.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
- **Weakness:** CWE-862
- **Usage among sites WPSec scans:** plugin Low, affected versions None seen (as of 2026-10-08)
- **Attack surface analysis:** https://attacksurface.wpsec.com/plugin/contact-form-7-paypal-extension
- **Fix released:** 2026-10-07
- **Published:** 2026-10-08
- **URL:** https://wpsec.com/vuln/WPSEC-2026-0642/

## Description

The Accept PayPal Payments using Contact Form 7 plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the payment submissions CSV export functionality in versions 4.0.0 up to, and including, 4.0.6. This makes it possible for unauthenticated attackers to export stored payment submission records, including transaction IDs, amounts, IP addresses and submitted form data.

## References

- https://wpsec.com/vuln/WPSEC-2026-0642/
- https://plugins.svn.wordpress.org/contact-form-7-paypal-extension/tags/4.0.7/
- https://wordpress.org/plugins/contact-form-7-paypal-extension/

Source: WPSec, https://wpsec.com/vuln/WPSEC-2026-0642/

License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Free to use, share and adapt, also commercially, if you credit WPSec and link to this advisory.