---
id: CVE-2026-111355
title: >-
  zhontai Admin.Core through 10.1.0 Authorization Bypass via User and
  Organization By-ID Endpoints
summary: >-
  zhontai Admin.Core through 10.1.0 contains an authorization bypass
  vulnerability that allows authenticated users to ignore department DataScope
  restrictions by supplying out-of-scope record ids. Attackers holding user or
  organization mod…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'
cvssSource: cna
cwe:
  - CWE-639
vendor: zhontai
product: Admin.Core
affected:
  - Admin.Core <= 10.1.0
published: '2026-10-15'
updated: '2026-10-15'
sourceUpdated: '2026-10-15T21:43:44.503Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-111355'
references:
  - url: >-
      https://hackmd.io/@hieuPenguinnn/zhontai-admin-core-by-id-missing-data-scope-cross-dept
  - url: >-
      https://github.com/zhontai/Admin.Core/blob/v10.1.0/src/modules/admin/ZhonTai.Admin/Services/User/UserService.cs#L118-L144
  - url: >-
      https://github.com/zhontai/Admin.Core/blob/v10.1.0/src/modules/admin/ZhonTai.Admin/Services/User/UserService.cs#L595-L636
  - url: >-
      https://github.com/zhontai/Admin.Core/blob/v10.1.0/src/modules/admin/ZhonTai.Admin/Services/User/UserService.cs#L887-L900
  - url: >-
      https://github.com/zhontai/Admin.Core/blob/v10.1.0/src/modules/admin/ZhonTai.Admin/Services/User/UserService.cs#L977-L1000
  - url: >-
      https://github.com/zhontai/Admin.Core/blob/v10.1.0/src/modules/admin/ZhonTai.Admin/Services/Org/OrgService.cs#L64-L68
  - url: >-
      https://www.vulncheck.com/advisories/zhontai-admin-core-through-10.1.0-authorization-bypass-via-user-and-organization-by-id-endpoints
    label: >-
      VulnCheck Advisory: zhontai Admin.Core through 10.1.0 Authorization Bypass
      via User and Organization By-ID Endpoints
tags:
  - cve.org
ingestedAt: '2026-10-15T22:48:25.458Z'
---

## Overview

zhontai Admin.Core through 10.1.0 contains an authorization bypass vulnerability that allows authenticated users to ignore department DataScope restrictions by supplying out-of-scope record ids. Attackers holding user or organization module permissions with Dept or Self scope can call UserService and OrgService by-id methods to read, modify, disable, and delete users in other departments.

## Affected

- `Admin.Core <= 10.1.0`

## Remediation

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