---
id: CVE-2026-111660
title: waynboot-mall through 2.0.0 Missing Authentication via /callback/order/unpaid
summary: >-
  waynboot-mall through 2.0.0 contains a missing authentication vulnerability
  that allows unauthenticated attackers to cancel any member's pending order via
  the /callback/order/unpaid endpoint. Attackers can submit predictable orderSn
  valu…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L'
cvssSource: cna
cwe:
  - CWE-306
vendor: wayn111
product: waynboot-mall
affected:
  - waynboot-mall <= 2.0.0
published: '2026-10-16'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T17:39:24.825Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-111660'
references:
  - url: >-
      https://hackmd.io/@hieuPenguinnn/waynboot-mall-unauth-callback-order-forgery-cancel-mail-relay
  - url: >-
      https://github.com/wayn111/waynboot-mall/blob/v2.0.0/waynboot-mobile-api/src/main/java/com/wayn/mobile/api/controller/callback/UnpaidOrderController.java#L26-L30
  - url: >-
      https://github.com/wayn111/waynboot-mall/blob/v2.0.0/waynboot-common/src/main/java/com/wayn/common/core/service/shop/impl/OrderUnpaidServiceImpl.java#L36-L69
  - url: >-
      https://www.vulncheck.com/advisories/waynboot-mall-through-2.0.0-missing-authentication-via-callback-order-unpaid
    label: >-
      VulnCheck Advisory: waynboot-mall through 2.0.0 Missing Authentication via
      /callback/order/unpaid
tags:
  - cve.org
ingestedAt: '2026-10-16T18:43:08.672Z'
---

## Overview

waynboot-mall through 2.0.0 contains a missing authentication vulnerability that allows unauthenticated attackers to cancel any member's pending order via the /callback/order/unpaid endpoint. Attackers can submit predictable orderSn values, built from epoch seconds and a sequential counter, to auto-cancel unpaid orders and manipulate product stock levels.

## Affected

- `waynboot-mall <= 2.0.0`

## Remediation

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