{"id":"CVE-2026-42220","state":"PUBLISHED","title":"nginx-ui: Authenticated settings disclosure exposes node.secret and enables trusted-node authentication abuse, backup exfiltration, and restore-based nginx-ui state rollback","description":"Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.8, an authenticated user can call GET /api/settings and retrieve sensitive configuration values, including node.secret. The same node.secret is accepted by AuthRequired() through the X-Node-Secret header (or node_secret query parameter), causing the request to be treated as authenticated via the trusted-node path and associated with the init user. This issue has been patched in version 2.3.8.","publishedAt":"2026-05-04T20:08:07.225Z","updatedAt":"2026-05-06T12:26:14.554Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["0xJacky nginx-ui"],"affected":[{"vendor":"0xJacky","product":"nginx-ui","versions":[{"version":"< 2.3.8","status":"affected"}]}],"references":["https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-7jrr-xw9c-mj39","https://github.com/0xJacky/nginx-ui/releases/tag/v2.3.8"],"weaknesses":["CWE-200","CWE-863"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/42xxx/CVE-2026-42220.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-42220","state":"PUBLISHED","datePublished":"2026-05-04T20:08:07.225Z","dateUpdated":"2026-05-06T12:26:14.554Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-04-25T05:04:37.029Z"},"containers":{"cna":{"title":"nginx-ui: Authenticated settings disclosure exposes node.secret and enables trusted-node authentication abuse, backup exfiltration, and restore-based nginx-ui state rollback","descriptions":[{"lang":"en","value":"Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.8, an authenticated user can call GET /api/settings and retrieve sensitive configuration values, including node.secret. The same node.secret is accepted by AuthRequired() through the X-Node-Secret header (or node_secret query parameter), causing the request to be treated as authenticated via the trusted-node path and associated with the init user. This issue has been patched in version 2.3.8."}],"affected":[{"vendor":"0xJacky","product":"nginx-ui","versions":[{"version":"< 2.3.8","status":"affected"}]}],"references":[{"url":"https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-7jrr-xw9c-mj39","name":"https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-7jrr-xw9c-mj39","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/0xJacky/nginx-ui/releases/tag/v2.3.8","name":"https://github.com/0xJacky/nginx-ui/releases/tag/v2.3.8","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","lang":"en","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-863","lang":"en","description":"CWE-863: Incorrect Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-04T20:08:07.225Z"},"source":{"advisory":"GHSA-7jrr-xw9c-mj39","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-7jrr-xw9c-mj39","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-06T12:25:49.366970Z","id":"CVE-2026-42220","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-06T12:26:14.554Z"}}]}}}