cool-admin-midway through 8.0.0 Authorization Bypass via /admin/sys/user Endpoints

Advisories

cool-admin-midway through 8.0.0 Authorization Bypass via /admin/sys/user Endpoints

Severity: high
Date: 10/15/2026
Affecting: cool-admin-midway <= 8.0.0
CVE: CVE-2026-111366
CWE: CWE-639 Authorization Bypass Through User-Controlled Key
CVSS: 8.6
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
References: https://hackmd.io/@hieuPenguinnn/cool-admin-midway-base-crud-role-ownership-idor
https://github.com/cool-team-official/cool-admin-midway/blob/e545ef6f3b0c08581e34bd3207ca57d851ccc3ae/src/modules/base/service/sys/user.ts#L41-L70
https://github.com/cool-team-official/cool-admin-midway/blob/e545ef6f3b0c08581e34bd3207ca57d851ccc3ae/src/modules/base/service/sys/user.ts#L205-L229
https://github.com/cool-team-official/cool-admin-midway
Credit: hieuPenguinnn
Description: cool-admin-midway through 8.0.0 contains an authorization bypass vulnerability that allows department-limited admins to manage users outside their departments by supplying arbitrary user ids. Attackers holding sys:user:* permissions can call /admin/sys/user/info, update, or delete to read records, reset passwords and roles, or delete accounts.

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