CVE-2026-102334

Nginx Proxy Manager through 2.16.0 lacks rate-limiting on authentication endpoints, allowing unauthenticated attackers to make unlimited password guesses against any account. Attackers can brute-force login credentials via POST /api/tokens and subsequently guess TOTP codes via POST /api/tokens/2fa to gain full session access and administrative control.

CVSS v3 7.4 HIGH

7.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/NginxProxyManager/nginx-proxy-manager
https://github.com/NginxProxyManager/nginx-proxy-manager/blob/v2.16.0/backend/app.js#L15-L58
https://github.com/NginxProxyManager/nginx-proxy-manager/blob/v2.16.0/backend/internal/2fa.js#L196-L240
https://github.com/NginxProxyManager/nginx-proxy-manager/blob/v2.16.0/backend/internal/token.js#L154-L182
https://github.com/NginxProxyManager/nginx-proxy-manager/pull/5908
https://www.vulncheck.com/advisories/nginx-proxy-manager-through-2.16.0-missing-brute-force-protection

Configurations

No configuration.

History

28 Sep 2026, 23:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-28 23:17

Updated : 2026-09-29 21:35

NVD link : CVE-2026-102334

Mitre link : CVE-2026-102334

CVE.ORG link : CVE-2026-102334

JSON object : View

Products Affected

No product.

CWE

CWE-307

Improper Restriction of Excessive Authentication Attempts

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