{"id":"CVE-2026-107268","kind":"vulnerability","aliases":["CVE-2026-107268"],"related":[],"title":"Drupal Two Factor Authentication module: sensitive data sent to browsers","description":"Insertion of Sensitive Information Into Sent Data vulnerability in Drupal Two Factor Authentication - TFA / Passwordless Login allows Forceful Browsing. This issue affects Two Factor Authentication - TFA / Passwordless Login versions: from 0.0.0 to 5.4.1, from 5.5.0 to 5.5.2.","summary":"The Drupal Two Factor Authentication (TFA) and Passwordless Login module sends sensitive information in responses, and it allows forceful browsing. The sources do not say what the data is or what an attacker can do with it.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["drupal","package","passwordless-login","two-factor-auth"],"not_affected_if":["module-not-installed"],"how_to_check":"- Check the installed version of the Drupal Two Factor Authentication - TFA / Passwordless Login module (for example with `drush pm:list` or the module list in the admin UI).\n- Confirm whether the installed version is in the affected range: `0.0.0` to `5.4.1`, or `5.5.0` to `5.5.2`.","fix":null,"status":"open","published_at":"2026-10-30T04:17:58+00:00","first_seen_at":"2026-10-30T04:28:36+00:00","triaged_at":"2026-10-30T04:31:29+00:00","updated_at":"2026-10-30T04:31:29+00:00","category":"package","confidence":0.4,"triage":{"at":"2026-10-30T04:31:29Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"internet","title":"Drupal Two Factor Authentication module: sensitive data sent to browsers","impact":"medium","summary":"The Drupal Two Factor Authentication (TFA) and Passwordless Login module sends sensitive information in responses, and it allows forceful browsing. The sources do not say what the data is or what an attacker can do with it.","audience":"businesses","category":"package","nicknames":[],"who_cares":["drupal","two-factor-auth","passwordless-login"],"confidence":0.4,"fix_status":"unknown","needs_auth":"unknown","worst_case":"unknown; sensitive information may be exposed to unauthorized visitors","analyst_note":"Find the Drupal security advisory for TFA to learn what data is exposed, whether auth is needed, and the fixed version (NVD page: https://nvd.nist.gov/vuln/detail/CVE-2026-107268).","how_to_check":"- Check the installed version of the Drupal Two Factor Authentication - TFA / Passwordless Login module (for example with `drush pm:list` or the module list in the admin UI).\n- Confirm whether the installed version is in the affected range: `0.0.0` to `5.4.1`, or `5.5.0` to `5.5.2`.","plain_action":"","needs_analyst":true,"not_affected_if":["module-not-installed"],"who_is_affected":"Sites running the Drupal Two Factor Authentication - TFA / Passwordless Login module in the affected version ranges are exposed. The sources do not describe the exact data path or configuration needed, so it is unknown whether every site with the module is at risk. Sites without the module are not affected.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000722,"input_tokens":4146,"output_tokens":615,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-107268':13A,16A '-2026':12A,15A '0.0.0':89C '5.4.1':91C '5.5.0':93C '5.5.2':95C 'affect':80C 'allow':43B,75C 'attack':58B 'auth':25B 'authent':4A,30B,71C,83C 'brows':45B,77C 'browser':10A 'cve':11A,14A 'data':7A,53B,65C 'drupal':1A,17B,27B,68C 'factor':3A,24B,29B,70C,82C 'forc':44B,76C 'inform':38B,62C 'insert':59C 'issu':79C 'login':21B,34B,74C,86C 'modul':5A,35B 'packag':18B 'passwordless':20B,33B,73C,85C 'passwordless-login':19B 'respons':40B 'say':50B 'send':36B 'sensit':6A,37B,61C 'sent':8A,64C 'sourc':47B 'tfa':31B,72C,84C 'two':2A,23B,28B,69C,81C 'two-factor-auth':22B 'version':87C 'vulner':66C","nicknames":[],"mitigations":[],"who_affected":"Sites running the Drupal Two Factor Authentication - TFA / Passwordless Login module in the affected version ranges are exposed. The sources do not describe the exact data path or configuration needed, so it is unknown whether every site with the module is at risk. Sites without the module are not affected.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"first_public_at":"2026-10-30T04:17:58+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-107268","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107268","severity":null,"published_at":"2026-10-30T04:17:58+00:00","modified_at":"2026-10-30T04:17:58+00:00","first_seen_at":"2026-10-30T04:28:36+00:00","fetched_at":"2026-10-30T04:28:36+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}