Vulnerability Description
New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system. Prior to 1.0.0-rc.7, the admin user list and user lookup APIs, including GET /api/user/, return User.AccessToken as access_token because User model objects are serialized after queries use Omit("password"), allowing an authenticated administrator to obtain the root user's bearer token and access root-only system configuration APIs. This issue is fixed in version 1.0.0-rc.7.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://github.com/QuantumNous/new-api/commit/0936e2504655a5cbf7bc3c388f6d3e2bb2
- https://github.com/QuantumNous/new-api/pull/4929
- https://github.com/QuantumNous/new-api/releases/tag/v1.0.0-rc.7
- https://github.com/QuantumNous/new-api/security/advisories/GHSA-6x2c-phff-wx57
FAQ
What is CVE-2026-64859?
CVE-2026-64859 is a vulnerability with a CVSS score of 9.1 (CRITICAL). New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system. Prior to 1.0.0-rc.7, the admin user list and user lookup APIs, including GET /api/user/, return...
How severe is CVE-2026-64859?
CVE-2026-64859 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-64859?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.