{"id":"CVE-2026-49352","state":"PUBLISHED","title":"9Router: Hardcoded Default fallback JWT Secret  Allows Authentication Bypass","description":"9Router is an AI router & token saver. From 0.2.21 until 0.4.44, 9Router used the hardcoded fallback JWT secret 9router-default-secret-change-me in src/app/api/auth/login/route.js, src/middleware.js, and later src/lib/auth/dashboardSession.js, allowing attackers to forge an auth_token cookie when JWT_SECRET was unset. This issue is fixed in version 0.4.44","publishedAt":"2026-07-15T20:43:41.168Z","updatedAt":"2026-07-16T18:55:46.479Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["decolua 9router"],"affected":[{"vendor":"decolua","product":"9router","versions":[{"version":">= 0.2.21, < 0.4.44","status":"affected"}]}],"references":["https://github.com/decolua/9router/security/advisories/GHSA-jphh-m39h-6gwx","https://github.com/decolua/9router/commit/fe3ce25ae3cda48c0702c2d452e17f6ec214009d","https://github.com/decolua/9router/releases/tag/v0.4.44"],"weaknesses":["CWE-798"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/49xxx/CVE-2026-49352.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-49352","state":"PUBLISHED","datePublished":"2026-07-15T20:43:41.168Z","dateUpdated":"2026-07-16T18:55:46.479Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-29T14:35:45.903Z"},"containers":{"cna":{"title":"9Router: Hardcoded Default fallback JWT Secret  Allows Authentication Bypass","descriptions":[{"lang":"en","value":"9Router is an AI router & token saver. From 0.2.21 until 0.4.44, 9Router used the hardcoded fallback JWT secret 9router-default-secret-change-me in src/app/api/auth/login/route.js, src/middleware.js, and later src/lib/auth/dashboardSession.js, allowing attackers to forge an auth_token cookie when JWT_SECRET was unset. This issue is fixed in version 0.4.44"}],"affected":[{"vendor":"decolua","product":"9router","versions":[{"version":">= 0.2.21, < 0.4.44","status":"affected"}]}],"references":[{"url":"https://github.com/decolua/9router/security/advisories/GHSA-jphh-m39h-6gwx","name":"https://github.com/decolua/9router/security/advisories/GHSA-jphh-m39h-6gwx","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/decolua/9router/commit/fe3ce25ae3cda48c0702c2d452e17f6ec214009d","name":"https://github.com/decolua/9router/commit/fe3ce25ae3cda48c0702c2d452e17f6ec214009d","tags":["x_refsource_MISC"]},{"url":"https://github.com/decolua/9router/releases/tag/v0.4.44","name":"https://github.com/decolua/9router/releases/tag/v0.4.44","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-798","lang":"en","description":"CWE-798: Use of Hard-coded Credentials","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-07-15T20:43:41.168Z"},"source":{"advisory":"GHSA-jphh-m39h-6gwx","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/decolua/9router/security/advisories/GHSA-jphh-m39h-6gwx","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-16T18:55:22.519146Z","id":"CVE-2026-49352","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-16T18:55:46.479Z"}}]}}}