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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
buqiyuan nest-admin unaffected
Version Status Constraints
0 affected < 1.0.1

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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

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

Tue, 27 Oct 2026 13:45:00 +0000

Type Values Removed Values Added
Description 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.
Title nest-admin before 1.0.1 Authentication Bypass via Hardcoded JWT Secret
Weaknesses CWE-321
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-27T13:07:58.360Z

Reserved: 2026-10-27T11:25:24.150Z

Link: CVE-2026-117564

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-27T14:16:38.720

Modified: 2026-10-27T16:04:22.707

Link: CVE-2026-117564

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-27T14:30:04Z

Weaknesses