{"id":"EUVD-2026-27140","revision":"c8b15be2f2ac4ddba952dfbec75d1c6d","records":[{"revision":"c8b15be2f2ac4ddba952dfbec75d1c6d","observedAt":"2026-10-30T06:56:24.899+00:00","statement":{"source":"euvd","id":"EUVD-2026-27140","aliases":["CVE-2026-42223"],"title":"Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.8, the GetSettings API handler (api/settings/settings.go:24-65) serializes all settings structs to JSON and returns them to authenticated users. Many sensitive …","description":"Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.8, the GetSettings API handler (api/settings/settings.go:24-65) serializes all settings structs to JSON and returns them to authenticated users. Many sensitive fields are tagged with protected:\"true\" - however, this tag is only enforced during writes (via ProtectedFill in SaveSettings) and is completely ignored during reads. This exposes 40+ protected fields including JwtSecret (enabling auth token forgery), NodeSecret (enabling cluster node impersonation), OIDC ClientSecret (enabling OAuth account takeover), and the IP whitelist configuration. This issue has been patched in version 2.3.8.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":6.5,"severity":null}],"references":["https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-q4w7-56hr-83rm","https://github.com/0xJacky/nginx-ui/releases/tag/v2.3.8"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-27140","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"May 4, 2026, 8:12:00 PM","dateUpdated":"May 5, 2026, 2:08:40 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-27140","identifiers":["EUVD-2026-27140","CVE-2026-42223"]},"retained":false,"historicalAffected":[]}],"coverage":[]}