---
id: CVE-2026-90987
title: >-
  The Easy PayPal & Stripe Buy Now Button WordPress plugin before 2.0.6 does not
  derive the payment amount on the server, taking it from a client-supplied
  field, so an unauthenticated attacker sets an arbitrary lower price for a
  purchase.
summary: >-
  The Easy PayPal & Stripe Buy Now Button WordPress plugin before 2.0.6 does not
  derive the payment amount on the server, taking it from a client-supplied
  field, so an unauthenticated attacker sets an arbitrary lower price for a
  purchase.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'
cwe:
  - CWE-472
product: Easy PayPal & Stripe Buy Now Button
affected:
  - easy_paypal_stripe_buy_now_button >= 1.8 < 2.0.6
published: '2026-10-02'
updated: '2026-10-02'
sourceUpdated: '2026-10-02T11:17:36.590'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-90987'
references:
  - url: 'https://wpscan.com/vulnerability/7c1faee8-628a-41dc-a5f0-afbc56480a18/'
    label: contact@wpscan.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-10-02T10:48:18.811017Z'
ingestedAt: '2026-10-02T07:13:06.669Z'
---

## Overview

The Easy PayPal & Stripe Buy Now Button WordPress plugin before 2.0.6 does not derive the payment amount on the server, taking it from a client-supplied field, so an unauthenticated attacker sets an arbitrary lower price for a purchase.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.