CVE-2026-117564

CRITICAL 9.8

nest-admin before 1.0.1 Authentication Bypass via Hardcoded JWT Secret

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

nest-admin before 1.0.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge administrator tokens by using a hardcoded JWT_SECRET committed in .env.production. Attackers can sign tokens with the known secret that JwtStrategy and RbacGuard trust, impersonating any user ID or claiming the admin role for full administrative access.

CWE	CWE-321
Vendor	buqiyuan
Product	nest-admin
Published	Oct 27, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

buqiyuan / nest-admin

0 < 1.0.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/buqiyuan/nest-admin/issues/93 github.com: https://github.com/buqiyuan/nest-admin github.com: https://github.com/buqiyuan/nest-admin/commit/f2cec8cb776cbf113115b33164dac69a46d24097 github.com: https://github.com/buqiyuan/nest-admin/issues/92 github.com: https://github.com/buqiyuan/nest-admin/blob/2eeccc4cb699d1aedbe04b4437a9d095cde02c74/.env.production#L5 vulncheck.com: https://www.vulncheck.com/advisories/nest-admin-before-1.0.1-authentication-bypass-via-hardcoded-jwt-secret

Credits

hieuPenguinnn