CVE-2026-102334

HIGH 7.4

Nginx Proxy Manager through 2.16.0 Missing Brute-Force Protection

CVSS Score

7.4

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-307
Vendor	nginxproxymanager
Product	nginx-proxy-manager
Published	Sep 28, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Affected Versions

NginxProxyManager / nginx-proxy-manager

0 ≤ 2.16.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Lazizbek Djurayev (Haad TC)