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CVE-2026-42222

9.8 critical SSVC exploitation: poc Analyzed
NVD · CVE.org

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.

Fix

Patch, vendor advisory and mitigation references on NVD 2

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 9.8 · nginxuiNVD modified 2026-10-26 19:10

Affected (CPE criteria) 1

  • cpe:2.3:a:nginxui:nginx_ui:2.3.5:*:*:*:*:*:*:*

References 2