{"id":"CVE-2026-113756","kind":"vulnerability","aliases":["CVE-2026-113756"],"related":[],"title":"Windows FileCrypt Driver: access control flaw lets an authorized user bypass a security feature","description":"Improper access control in Windows FileCrypt Driver allows an authorized attacker to bypass a security feature over a network.","summary":"Windows FileCrypt Driver has an improper access control flaw. An authorized attacker over a network can bypass a security feature.","severity":"medium","cvss":5.3,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["infrastructure","windows"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:18:54+00:00","first_seen_at":"2026-11-10T19:24:38+00:00","triaged_at":"2026-11-10T20:02:33+00:00","updated_at":"2026-11-10T20:02:33+00:00","category":"infrastructure","confidence":0.4,"triage":{"at":"2026-11-10T20:02:33Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"network","title":"Windows FileCrypt Driver: access control flaw lets an authorized user bypass a security feature","impact":"medium","summary":"Windows FileCrypt Driver has an improper access control flaw. An authorized attacker over a network can bypass a security feature.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["windows"],"confidence":0.4,"fix_status":"unknown","needs_auth":"yes","worst_case":"Attacker bypasses a Windows security feature over the network","analyst_note":"Check the NVD entry and Microsoft's advisory for CVE-2026-113756 for affected Windows builds and the fixed update.","how_to_check":"- unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"The sources describe a Windows FileCrypt Driver flaw reachable over a network by an authorized attacker. They do not name affected Windows builds or configurations. unknown","user_interaction":"unknown","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000644,"input_tokens":4492,"output_tokens":389,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-113756':17A,20A '-2026':16A,19A 'access':4A,29B,44C 'allow':50C 'attack':34B,53C 'author':9A,33B,52C 'bypass':11A,39B,55C 'control':5A,30B,45C 'cve':15A,18A 'driver':3A,25B,49C 'featur':14A,42B,58C 'filecrypt':2A,24B,48C 'flaw':6A,31B 'improp':28B,43C 'infrastructur':21B 'let':7A 'network':37B,61C 'secur':13A,41B,57C 'user':10A 'window':1A,22B,23B,47C","nicknames":[],"mitigations":[],"who_affected":"The sources describe a Windows FileCrypt Driver flaw reachable over a network by an authorized attacker. They do not name affected Windows builds or configurations. unknown","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["infrastructure","medium","windows"],"campaign_type":null,"search_a":"'-113756':17A,20A '-2026':16A,19A 'access':4A 'author':9A 'bypass':11A 'control':5A 'cve':15A,18A 'driver':3A 'featur':14A 'filecrypt':2A 'flaw':6A 'let':7A 'secur':13A 'user':10A 'window':1A","search_b":"'access':29B 'attack':34B 'author':33B 'bypass':39B 'control':30B 'driver':25B 'featur':42B 'filecrypt':24B 'flaw':31B 'improp':28B 'infrastructur':21B 'network':37B 'secur':41B 'window':22B,23B","search_c":"'access':44C 'allow':50C 'attack':53C 'author':52C 'bypass':55C 'control':45C 'driver':49C 'featur':58C 'filecrypt':48C 'improp':43C 'network':61C 'secur':57C 'window':47C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:18:54+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","cvss_by":"secure@microsoft.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-113756","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113756","severity":null,"published_at":"2026-11-10T19:18:54+00:00","modified_at":"2026-11-10T19:18:54+00:00","first_seen_at":"2026-11-10T19:24:38+00:00","fetched_at":"2026-11-10T19:24:38+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}