CVE-2026-42220

medium

Published 2026-05-04 · Modified 2026-05-05

CVSS v3

6.5

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS v2

—

VIR risk

6.5

Description

Nginx-UI: Authenticated settings disclosure exposes node.secret and enables trusted-node authentication abuse, backup exfiltration, and restore-based nginx-ui state rollback

Predictions

Exploit likelihood

75%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-7jrr-xw9c-mj39

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/0xJacky/nginx-ui/releases/tag/v2.3.8

Package impact

Ecosystem	Package	Vulnerable	Fixed
Go	github.com/0xJacky/Nginx-UI	`<=1.9.9`
GO	github.com/0xJacky/Nginx-UI	`<= 1.9.9`

Application impact

Vendor	Product	Versions	Fixed
nginxui	nginx_ui	`{"endExcluding":"2.3.8"}`	`2.3.8`

References

CWEs

CWE-200 CWE-863

Verify integrity in audit chain (admin only). AS-IS.