What is CVE-2026-66660?

CVE-2026-66660 is a medium-severity vulnerability in Scott Paterson Contact Form 7 – Paypal & Stripe Add-on, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-08-13.

How severe is CVE-2026-66660?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Scott Paterson Contact Form 7 – Paypal & Stripe Add-on

CVE-2026-66660

Unauthenticated Broken Access Control in Contact Form 7 – PayPal & Stripe Add-on <= 2.5.1 versions.

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

Affected products

Scott Paterson Contact Form 7 – Paypal & Stripe Add-on — versions n/a

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-66660?: CVE-2026-66660 is a medium-severity vulnerability in Scott Paterson Contact Form 7 – Paypal & Stripe Add-on, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-08-13.
How severe is CVE-2026-66660?: Medium severity. CVSS v3 base score is 6.5 out of 10.