Description
Nginx UI is a web user interface for the Nginx web server. In version 2.3.5, an unauthenticated bootstrap takeover exists in nginx-ui during the initial installation window exposed by POST /api/install. At time of publication no public patches are available.
Affected products
nginxui: nginx ui
References2
- github.com/0xJacky/nginx-ui/security/advisories/GHSA-mxqh-q9h6-… ExploitVendor Advisory
- github.com/0xJacky/nginx-ui/security/advisories/GHSA-mxqh-q9h6-… ExploitVendor Advisory
Metrics
- CVSS 3.1
-
9.8
CRITICAL
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 28 · as of 13 November 2026
- CWE
- CWE-284CWE-306
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.