CVE-2026-102334 Nginx Proxy Manager - Authentication Bypass

Nginx Proxy Manager through 2.16.0 contains a broken authentication caused by lack of rate-limiting on authentication endpoints, letting unauthenticated attackers brute-force login credentials and TOTP codes to gain full session and admin access.

CVSS base score 7.4 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.45% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Published
28 September 2026
Updated
15 October 2026
Weakness
CWE-307

Vendor fix

Update to the latest version beyond 2.16.0 that implements rate-limiting on authentication endpoints.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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