CVE-2026-0656CWE-862

iPaymu Payment Gateway for WooCommerce <= 2.0.2 - Missing Authentication to Unauthenticated Payment Bypass and Order Information Disclosure

High · published January 7, 2026

CVSS v3.1
8.2
EPSS
0%
Percentile
26.7
In the wild
Unconfirmed
What it is

⚡ Unauthenticated attackers can take control of your WooCommerce orders in the blink of an eye! The iPaymu Payment Gateway plugin for WordPress has a serious flaw that could let them mark orders as paid without ever making a payment. 🔥 Think of it like a restaurant where anyone can walk in, scribble their name on the order list, and claim their meal without ever paying. The lack of checks on who’s placing the order can lead to all sorts of chaos! An attacker could easily mark WooCommerce orders as paid, potentially leading to lost revenue and unhappy customers. They can also sniff out order IDs and sensitive customer information, such as names and addresses, putting your business and your customers at serious risk. This isn't just a minor inconvenience; it could lead to a full-blown security disaster!

Put simply

Think of it like a restaurant where anyone can walk in, scribble their name on the order list, and claim their meal without ever paying. The lack of checks on who’s placing the order can lead to all sorts of chaos! This vulnerability stems from the 'check_ipaymu_response' function not validating webhook requests, allowing unauthenticated POST requests to manipulate order statuses without any actual payment verification.

What to do

An attacker could easily mark WooCommerce orders as paid, potentially leading to lost revenue and unhappy customers. They can also sniff out order IDs and sensitive customer information, such as names and addresses, putting your business and your customers at serious risk. This isn't just a minor inconvenience; it could lead to a full-blown security disaster! Update the iPaymu Payment Gateway for WooCommerce plugin to the latest version immediately to ensure authentication checks are in place. Also, consider implementing additional security measures such as validating incoming requests and regularly reviewing your webhook configurations. You've got this! With a quick update and some extra vigilance, you'll safeguard your WooCommerce store in no time. 🛡️

The record
Technical detail
CVSS v3.1
8.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00344 · 26.7th percentile
Weakness
CWE-862 · Missing Authorization
Published
2026-01-07T06:36Z
EPSS history
Timeline
  • 07 JAN 06:36Z
    iPaymu Payment Gateway for WooCommerce <= 2.0.2 - Missing Authentication to Unauthenticated Payment Bypass and Order Information Disclosure
    cvelistv5