CVE-2025-49963: Growniche Simple Stripe Checkout

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in growniche Simple Stripe Checkout simple-stripe-checkout allows Reflected XSS.This issue affects Simple Stripe Checkout: from n/a through <= 1.1.28.

Affected products

• Growniche Simple Stripe Checkout: up to and including 1.1.28

Published 2025-10-22. Last modified 2026-10-08.