{"id":"CVE-2026-107370","title":"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","summary":"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 a…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","cwe":["CWE-532","CWE-598"],"published":"2026-10-13","updated":"2026-10-13","sourceUpdated":"2026-10-13T21:17:32.207","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-107370","references":[{"url":"https://github.com/auth0/lock/security/advisories/GHSA-mp8m-wcxp-w648","label":"psirt@okta.com"},{"url":"https://trust.okta.com/security-advisories/improper-request-handling-for-active-directory-logins-in-auth0-lock-cve-2026-107370","label":"psirt@okta.com"}],"tags":["nvd"],"ingestedAt":"2026-10-13T21:58:14.177Z","slug":"CVE-2026-107370","body":"## Overview\n\nWhen 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}