---
id: CVE-2026-118757
title: >-
  PiWeb Disable payment method / Partial payment for WooCommerce before 1.1.10.9
  Missing Authorization via update_fees
summary: >-
  PiWeb Disable payment method / Partial payment for WooCommerce before 1.1.10.9
  contains a missing authorization vulnerability in the update_fees AJAX handler
  that allows unauthenticated attackers to modify and read other customers'
  order…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-862
vendor: PI Websolution
product: PiWeb Disable payment method / Partial payment for WooCommerce
affected:
  - piweb_disable_payment_method_partial_payment_for_woocommerce < 1.1.10.9
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-11-03T00:02:50.295983Z'
published: '2026-10-28'
updated: '2026-11-03'
sourceUpdated: '2026-11-03T00:03:00.604Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-118757'
references:
  - url: >-
      https://plugins.svn.wordpress.org/disable-payment-method-for-woocommerce/tags/1.1.10.7/public/class-apply-order-fees.php
  - url: >-
      https://plugins.trac.wordpress.org/changeset/3751777/disable-payment-method-for-woocommerce
  - url: 'https://wordpress.org/plugins/disable-payment-method-for-woocommerce/'
  - url: >-
      https://www.vulncheck.com/advisories/piweb-disable-payment-method-partial-payment-for-woocommerce-before-1.1.10.9-missing-authorization-via-update-fees
    label: >-
      VulnCheck Advisory: PiWeb Disable payment method / Partial payment for
      WooCommerce before 1.1.10.9 Missing Authorization via update_fees
tags:
  - cve.org
epss: 0.00231
epssPercentile: 0.14068
ingestedAt: '2026-10-30T21:09:21.616Z'
---

## Overview

PiWeb Disable payment method / Partial payment for WooCommerce before 1.1.10.9 contains a missing authorization vulnerability in the update_fees AJAX handler that allows unauthenticated attackers to modify and read other customers' orders. Attackers can reuse a nonce from their own order-pay page and supply sequential order_id values to change payment methods, recalculate fees, and disclose order line items and totals.

## Affected

- `piweb_disable_payment_method_partial_payment_for_woocommerce < 1.1.10.9`

## Remediation

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