# CVE-2026-120445: madong-admin-saas through 5.1.4 Incorrect Authorization via /platformapi AccessTokenMiddleware

Status: published. Published: 2026-11-02. Updated: 2026-11-02.

madong-admin-saas through 5.1.4 contains an incorrect authorization vulnerability in AccessTokenMiddleware that allows authenticated tenant users to access the platform management API in multi-tenant mode. Attackers can reuse a tenant login JWT against /platformapi controllers to create platform administrator accounts, read tenant database settings, and take control of every tenant.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- madong-code / madong-admin-saas: ≥ 0; ≤ 5.1.4 (affected, custom). Source: CNA: VulnCheck

## Severity and prioritization

- CVSS 4.0: 8.7 (high); CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N; source: CNA: VulnCheck

- CVSS 3.1: 8.8 (high); CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H; source: CNA: VulnCheck

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: exploitation none; automatable no; technical impact total; source ADP: CISA-ADP

- Weaknesses: CWE-863

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/madong-code/madong-admin-saas/issues/2 (CNA: VulnCheck; issue-tracking)

- https://github.com/madong-code/madong-admin-saas/commit/2a199a1523ed749c94b876bc2ae5fedf252b2e39 (CNA: VulnCheck; patch)

- https://github.com/madong-code/madong-admin-saas/blob/v5.1.4/app/platform/middleware/AccessTokenMiddleware.php#L62-L73 (CNA: VulnCheck; technical-description)

- https://www.vulncheck.com/advisories/madong-admin-saas-through-5.1.4-incorrect-authorization-via-platformapi-accesstokenmiddleware (CNA: VulnCheck; third-party-advisory)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-120445; retrieved 2026-11-02; source updated 2026-11-02

Revision: f34b776bdb867a85ff81639b2ee89937202ac3d78b1a07ed177b19d86dfa6d41

Canonical: https://y2.dev/cve/CVE-2026-120445

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.