{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-107369","assignerOrgId":"59b22baa-87b2-4371-8e4a-e080df12f74a","state":"PUBLISHED","assignerShortName":"Okta","dateReserved":"2026-10-07T20:59:17.368Z","datePublished":"2026-10-13T20:08:00.543Z","dateUpdated":"2026-10-14T18:41:32.403Z"},"containers":{"cna":{"providerMetadata":{"orgId":"59b22baa-87b2-4371-8e4a-e080df12f74a","shortName":"Okta","dateUpdated":"2026-10-13T20:15:54.239Z"},"title":"Improper Validation of Post-Login Redirect URL in nextjs-auth0","problemTypes":[{"descriptions":[{"lang":"en","description":"URL Redirection to Untrusted Site ('Open Redirect')","cweId":"CWE-601"}]}],"affected":[{"vendor":"Auth0","product":"nextjs-auth0","versions":[{"version":"0","status":"affected","lessThan":"4.32.0","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The auth0/nextjs-auth0 SDK validates that the returnTo parameter is a same-origin URL. The SDK then stores this value and, in a later step, reconstructs it for the post-authentication redirect. The reconstruction logic can produce a URL that browsers interpret as an absolute or scheme-relative path, leading to a redirect to an unintended domain."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","baseScore":6.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"}}],"solutions":[{"lang":"en","value":"Upgrade auth0/nextjs-auth0 to version 4.32.0 or greater."}],"references":[{"url":"https://trust.okta.com/security-advisories/improper-validation-of-post-login-redirect-url-in-nextjs-auth0-cve-2026-107369"},{"url":"https://github.com/auth0/nextjs-auth0/security/advisories/GHSA-5vvp-h2v6-59j6"}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-14T18:41:22.614149Z","id":"CVE-2026-107369","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-14T18:41:32.403Z"}}]}}