{"id":"CVE-2026-105562","kind":"vulnerability","aliases":["CVE-2026-105562"],"related":[],"title":"Windows Container Manager Service: race condition lets a local user read data","description":"Time-of-check time-of-use (toctou) race condition in Windows Container Manager Service allows an authorized attacker to disclose information locally.","summary":"A time-of-check time-of-use race condition in the Windows Container Manager Service lets an authorized local attacker disclose information. The attacker must win a timing race between a check and the use of a resource.","severity":"medium","cvss":4.7,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["containers","infrastructure","windows"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:17:58+00:00","first_seen_at":"2026-11-10T19:24:20+00:00","triaged_at":"2026-11-10T20:04:21+00:00","updated_at":"2026-11-10T20:04:21+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-11-10T20:04:21Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Windows Container Manager Service: race condition lets a local user read data","impact":"low","summary":"A time-of-check time-of-use race condition in the Windows Container Manager Service lets an authorized local attacker disclose information. The attacker must win a timing race between a check and the use of a resource.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["windows","containers"],"confidence":0.5,"fix_status":"unknown","needs_auth":"yes","worst_case":"Local attacker reads information the service should protect","analyst_note":"Find the Microsoft advisory for CVE-2026-105562 to confirm affected Windows builds, the fixed update and any mitigation.","how_to_check":"- unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"Systems running the Windows Container Manager Service, where a local account with existing authorization can trigger the race. The sources do not describe the exact configuration required. unknown","user_interaction":"no","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000646,"input_tokens":4503,"output_tokens":392,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-105562':15A,18A '-2026':14A,17A 'allow':78C 'attack':43B,47B,81C 'author':41B,80C 'check':26B,55B,65C 'condit':6A,32B,72C 'contain':2A,19B,36B,75C 'cve':13A,16A 'data':12A 'disclos':44B,83C 'inform':45B,84C 'infrastructur':20B 'let':7A,39B 'local':9A,42B,85C 'manag':3A,37B,76C 'must':48B 'race':5A,31B,52B,71C 'read':11A 'resourc':61B 'servic':4A,38B,77C 'time':24B,28B,51B,63C,67C 'time-of-check':23B,62C 'time-of-us':27B,66C 'toctou':70C 'use':30B,58B,69C 'user':10A 'win':49B 'window':1A,21B,35B,74C","nicknames":[],"mitigations":[],"who_affected":"Systems running the Windows Container Manager Service, where a local account with existing authorization can trigger the race. The sources do not describe the exact configuration required. unknown","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["containers","infrastructure","medium","windows"],"campaign_type":null,"search_a":"'-105562':15A,18A '-2026':14A,17A 'condit':6A 'contain':2A 'cve':13A,16A 'data':12A 'let':7A 'local':9A 'manag':3A 'race':5A 'read':11A 'servic':4A 'user':10A 'window':1A","search_b":"'attack':43B,47B 'author':41B 'check':26B,55B 'condit':32B 'contain':19B,36B 'disclos':44B 'inform':45B 'infrastructur':20B 'let':39B 'local':42B 'manag':37B 'must':48B 'race':31B,52B 'resourc':61B 'servic':38B 'time':24B,28B,51B 'time-of-check':23B 'time-of-us':27B 'use':30B,58B 'win':49B 'window':21B,35B","search_c":"'allow':78C 'attack':81C 'author':80C 'check':65C 'condit':72C 'contain':75C 'disclos':83C 'inform':84C 'local':85C 'manag':76C 'race':71C 'servic':77C 'time':63C,67C 'time-of-check':62C 'time-of-us':66C 'toctou':70C 'use':69C 'window':74C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:17:58+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:L/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-2026-105562","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105562","severity":null,"published_at":"2026-11-10T19:17:58+00:00","modified_at":"2026-11-10T19:17:59+00:00","first_seen_at":"2026-11-10T19:24:20+00:00","fetched_at":"2026-11-10T19:24:20+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"}