{"id":"CVE-2026-42222","revision":"c7a4f4dc69124bfdab8bcba64ce87754","records":[{"revision":"c7a4f4dc69124bfdab8bcba64ce87754","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-42222","aliases":[],"title":"nginx-ui: Unauthenticated first-boot instance claim via POST /api/install allows remote bootstrap takeover","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.","state":0,"publishedAt":"2026-05-04T20:11:11.049+00:00","modifiedAt":"2026-05-06T13:58:55.214+00:00","affected":[{"ecosystem":"Vendor product","name":"nginx-ui","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"0xJacky\",\n                    \"product\": \"nginx-ui\",\n                    \"versions\": [\n                        {\n                            \"version\": \"= 2.3.5\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.1,"severity":"HIGH"}],"references":["https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-mxqh-q9h6-v8pq"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-42222","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-42222","identifiers":["CVE-2026-42222"]},"retained":false,"historicalAffected":[]}],"coverage":[]}