CVE-2026-102335: Incorrect Authorization in NginxProxyManager nginx-proxy-manager
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.
CVE-2026-102335: Incorrect Authorization in NginxProxyManager nginx-proxy-manager
Description
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.
CVSS v4.0
Score 7.1high
Affected software
NginxProxyManager
nginx-proxy-manager
pkg:github/nginx-proxy-managerRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-09-28T22:08:55.919Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6abaeb37f7a7c541064c3fcd
Added to database: 09/28/2026, 22:33:27 UTC
Last updated: 09/28/2026, 22:33:27 UTC
Views: 1
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