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NVD HIGH: CVE-2026-4987 — The SureForms – Contact Form, Payment Form & Other Custom Form Builder plugin fo...
Saturday, March 28, 2026 at 02:16 AM UTC·Source: NIST NVD
Updated: Friday, April 3, 2026 at 02:38 AM UTC
Executive Summary
The SureForms – Contact Form, Payment Form & Other Custom Form Builder plugin for WordPress is vulnerable to Payment Amount Bypass in all versions up to, and including, 2.5.2. This is due to the create_payment_intent() function performing a payment validation solely based on the value of a user-controlled parameter. This makes it possible for unauthenticated attackers to bypass configured form pay
Analysis
The SureForms – Contact Form, Payment Form & Other Custom Form Builder plugin for WordPress is vulnerable to Payment Amount Bypass in all versions up to, and including, 2.5.2. This is due to the create_payment_intent() function performing a payment validation solely based on the value of a user-controlled parameter. This makes it possible for unauthenticated attackers to bypass configured form payment-amount validation and create underpriced payment/subscription intents by setting form_id to 0.
CVSS Score: 7.5. Published: 2026-03-28T02:16:14.793.