CVE-2026-102335CWE-863broken-access-control

CVE-2026-102335

High · published September 29, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
12.8
In the wild
Unconfirmed
What it is

Nginx Proxy Manager through 2.16.0 fails to restrict the advanced_config field to administrators, allowing non-admin users with manage permissions to inject arbitrary nginx directives. Attackers can inject malicious nginx configuration such as alias directives to serve arbitrary files or control routing for their assigned hosts.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
CVSS v4.0
7.1 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
EPSS
0.00227 · 12.8th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-09-29T03:17Z
References (7)
https://github.com/NginxProxyManager/nginx-proxy-manager · [email protected]https://github.com/NginxProxyManager/nginx-proxy-manager/blob/v2.16.0/README.md#L36 · [email protected]https://github.com/NginxProxyManager/nginx-proxy-manager/blob/v2.16.0/backend/internal/user.js#L52-L62 · [email protected]https://github.com/NginxProxyManager/nginx-proxy-manager/blob/v2.16.0/backend/templates/proxy_host.conf#L28 · [email protected]https://github.com/NginxProxyManager/nginx-proxy-manager/issues/5749 · [email protected]https://github.com/NginxProxyManager/nginx-proxy-manager/pull/5908 · [email protected]https://www.vulncheck.com/advisories/nginx-proxy-manager-through-2.16.0-improper-authorization-via-advanced-config · [email protected]
EPSS history
Timeline
  • 30 SEP 03:24Z
    EPSS moved — → 0%
    epss
  • 28 SEP 22:21Z
    Nginx Proxy Manager through 2.16.0 Improper Authorization via advanced_config
    cvelistv5