Vulnerabilities and security researches forwp-payment-form wp-payment-form

Sep 30, 2026

CVE, Research URL: CVE-2026-89411
Home page URL: Security reports for Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Application: Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Date: Sep 28, 2026
Research Description: The Paymattic WordPress plugin from 4.6.20 before 4.6.26 does not verify that a confirmed Stripe payment belongs to the order it is applied to, allowing unauthenticated users to mark an arbitrary pending order as paid by confirming a smaller payment of their own against it.
Affected versions: Min 4.6.20, max 4.6.26.
Status: vulnerable

Jun 16, 2026

CVE, Research URL: 9ff8a652-2340-476d-8430-70b203c023e1
Home page URL: Security reports for Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Application: Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Date: -
Research Description: Paymattic – Secure, Simple Payment & Donation with Subscription Payments, Recurring Donations, Customer Management [wp-payment-form] < 4.2.1 Best Payments Plugin for WP < 4.2.1 - Reflected Cross-Site Scripting The plugin does not escape an URL before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting
Affected versions: max 4.2.1.
Status: vulnerable

CVE, Research URL: b6106dd9bc47fc566edd8b2a51e8e46221dd1b18
Home page URL: Security reports for Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Application: Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Date: Aug 10, 2022
Research Description: Paymattic – Secure, Simple Payment & Donation with Subscription Payments, Recurring Donations, Customer Management [wp-payment-form] < 4.2.1 Simple Payment Donations <= 4.2.0 - Reflected Cross-Site Scripting The Simple Payment Donations plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in versions up to, and including, 4.2.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
Affected versions: max 4.2.1.
Status: vulnerable

May 06, 2026

CVE, Research URL: CVE-2026-42655
Home page URL: Security reports for Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Application: Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Date: Jun 16, 2026
Research Description: Unauthenticated Bypass Vulnerability in Best Payments Plugin for WP <= 4.6.19 versions.
Affected versions: max 4.6.20.
Status: vulnerable

Jun 06, 2024

CVE, Research URL: eb8c3b246ed634de3b474b2fd400a792d258a3ea
Home page URL: Security reports for Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Application: Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Date: Aug 10, 2022
Research Description: Paymattic – Secure, Simple Payment & Donation with Subscription Payments, Recurring Donations, Customer Management [wp-payment-form] < 4.2.1 WordPress Best Payments Plugin for WP plugin <= 4.2.0 - Reflected Cross-Site Scripting (XSS) vulnerability Reflected Cross-Site Scripting (XSS) vulnerability discovered by WPScan in WordPress Best Payments Plugin for WP plugin (versions <= 4.2.0). Update the WordPress Best Payments Plugin for WP plugin to the latest available version (at least 4.2.1).
Affected versions: max 4.2.1.
Status: vulnerable

CVE, Research URL: CVE-2022-2565
Home page URL: Security reports for Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Application: Simple Payment Donations & Subscriptions Plugin by Paymattic – Best Payments Plugin for WP
Date: Sep 05, 2022
Research Description: The Simple Payment Donations & Subscriptions WordPress plugin before 4.2.1 does not sanitise and escape user input given in its forms, which could allow unauthenticated attackers to perform Cross-Site Scripting attacks against admins
Affected versions: max 4.2.1.
Status: vulnerable