CVE-2026-42222
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.
- CVSS 3.1
- 9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 0.3% chance of exploitation in the next 30 days; higher than 27% of CVEs (scores of 2026-10-26)
- CWEs
- CWE-284, CWE-306
- Published
- Modified
- Record from
- the NVD, synced
Affected
- nginxui:nginx_ui
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-mxqh-q9h6-v8pq | Go | github.com/0xJacky/nginx-ui | 2.3.5 | no fix published |
| GO-2026-5521 | Go | github.com/0xJacky/nginx-ui | all versions | no fix published |