Authorization Bypass Vulnerability in ZS-Admin Product by zsadmin2025
CVE-2026-16450

5.3MEDIUM

Key Information:

Vendor

Zsadmin2025

Status
Zs-admin
Vendor
CVE Published:
21 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-16450?

A significant vulnerability has been detected in the ZS-Admin product by zsadmin2025, specifically within the MyBatis-Plus Tenant Plugin. The flaw resides in the getTenantId function of the /api/system/sys/dept/page file, where manipulation of the X-Tenant-Id argument allows unauthorized access to user data. This enables remote attackers to bypass critical authorization checks. The exploit is accessible publicly, and the rolling release nature of the product means detailed versioning is not available. Although the issue has been reported to the developers, there has been no response to date.

Affected Version(s)

ZS-Admin b52e14536d59fda11e56e2536a1c32e82a38cead

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-16450 - Proof of Concept

References

https://vuldb.com/vuln/380829
vdb-entrytechnical-description
https://vuldb.com/vuln/380829/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-16450
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

cl0ney (VulDB User)
VulDB CNA Team
.