---
id: CVE-2026-103332
title: >-
  Payex Payment Gateway for WooCommerce <= 1.2.10 - Unauthenticated Payment
  Confirmation Forgery via Empty-Default Secret Key
summary: >-
  The Payex Payment Gateway for Woocommerce WordPress plugin through 1.2.10 does
  not properly verify the authenticity of incoming payment notifications,
  relying on a validation secret that is empty by default, allowing
  unauthenticated atta…
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'
cvssSource: adp
cwe:
  - CWE-287
product: Payex Payment Gateway for Woocommerce
affected:
  - payex_payment_gateway_for_woocommerce <= 1.2.10
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-10-28T17:51:28.219866Z'
published: '2026-10-27'
updated: '2026-10-28'
sourceUpdated: '2026-10-28T17:58:10.127Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-103332'
references:
  - url: 'https://wpscan.com/vulnerability/d8667422-5fcf-4904-8383-e5f601399153/'
tags:
  - cve.org
epss: 0.00133
epssPercentile: 0.02796
ingestedAt: '2026-10-27T16:11:59.223Z'
---

## Overview

The Payex Payment Gateway for Woocommerce WordPress plugin through 1.2.10 does not properly verify the authenticity of incoming payment notifications, relying on a validation secret that is empty by default, allowing unauthenticated attackers to forge a valid payment confirmation and mark any order as paid.

## Affected

- `payex_payment_gateway_for_woocommerce <= 1.2.10`

## Remediation

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