{"id":"CVE-2026-107370","state":"PUBLISHED","title":"Improper Request Handling for Active Directory Logins in auth0-lock","description":"When a username for an Active Directory connection is a domain without a local part, the auth0-lock library initiates the authentication transaction with a GET request instead of a POST request. As a result, user-submitted form data is appended to the URL as query string parameters.","publishedAt":"2026-10-13T20:08:09.635Z","updatedAt":"2026-10-14T18:41:04.775Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","source":"Okta"},"assigner":"Okta","products":["Auth0 auth0-lock"],"affected":[{"vendor":"Auth0","product":"auth0-lock","defaultStatus":"unaffected","versions":[{"version":"10.9.0","status":"affected","lessThan":"13.2.1","versionType":"semver"},{"version":"14.0.0","status":"affected","lessThan":"15.0.2","versionType":"semver"}]}],"references":["https://trust.okta.com/security-advisories/improper-request-handling-for-active-directory-logins-in-auth0-lock-cve-2026-107370","https://github.com/auth0/lock/security/advisories/GHSA-mp8m-wcxp-w648"],"weaknesses":["CWE-598","CWE-532"],"ingestedAt":"2026-10-29T20:10:23.711Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/107xxx/CVE-2026-107370.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-107370","state":"PUBLISHED","datePublished":"2026-10-13T20:08:09.635Z","dateUpdated":"2026-10-14T18:41:04.775Z","assignerShortName":"Okta","assignerOrgId":"59b22baa-87b2-4371-8e4a-e080df12f74a","dateReserved":"2026-10-07T20:59:25.866Z"},"containers":{"cna":{"title":"Improper Request Handling for Active Directory Logins in auth0-lock","descriptions":[{"lang":"en","value":"When a username for an Active Directory connection is a domain without a local part, the auth0-lock library initiates the authentication transaction with a GET request instead of a POST request. As a result, user-submitted form data is appended to the URL as query string parameters."}],"affected":[{"vendor":"Auth0","product":"auth0-lock","defaultStatus":"unaffected","versions":[{"version":"10.9.0","status":"affected","lessThan":"13.2.1","versionType":"semver"},{"version":"14.0.0","status":"affected","lessThan":"15.0.2","versionType":"semver"}]}],"references":[{"url":"https://trust.okta.com/security-advisories/improper-request-handling-for-active-directory-logins-in-auth0-lock-cve-2026-107370"},{"url":"https://github.com/auth0/lock/security/advisories/GHSA-mp8m-wcxp-w648"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-598","lang":"en","description":"Use of GET Request Method With Sensitive Query Strings"}]},{"descriptions":[{"cweId":"CWE-532","lang":"en","description":"Insertion of Sensitive Information into Log File"}]}],"providerMetadata":{"shortName":"Okta","orgId":"59b22baa-87b2-4371-8e4a-e080df12f74a","dateUpdated":"2026-10-13T20:14:48.506Z"},"solutions":[{"lang":"en","value":"Upgrade auth0-lock to version 13.2.1, or version 15.0.2 or greater."}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-14T18:40:51.235220Z","id":"CVE-2026-107370","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-14T18:41:04.775Z"}}]}}}