---
id: CVE-2026-109406
title: A weakness has been identified in macrozheng mall up to 1.0.3
summary: >-
  A weakness has been identified in macrozheng mall up to 1.0.3. This
  vulnerability affects the function OmsPortalOrderServiceImpl of the file
  /order/generateOrder of the component mall-portal. This manipulation of the
  argument coupon_amou…
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'
cwe:
  - CWE-840
published: '2026-10-13'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T13:29:12.567'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-109406'
references:
  - url: 'https://github.com/macrozheng/mall/'
    label: cna@vuldb.com
  - url: 'https://github.com/macrozheng/mall/issues/1002'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-109406'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/979830'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416948'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416948/cti'
    label: cna@vuldb.com
tags:
  - nvd
ingestedAt: '2026-10-13T13:27:03.989Z'
---

## Overview

A weakness has been identified in macrozheng mall up to 1.0.3. This vulnerability affects the function OmsPortalOrderServiceImpl of the file /order/generateOrder of the component mall-portal. This manipulation of the argument coupon_amount/pay_amount causes business logic errors. The attack is possible to be carried out remotely. The vendor deleted the GitHub issue for this vulnerability without any explanation.

## Remediation

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