{"id":"CVE-2026-119823","kind":"vulnerability","aliases":["CVE-2026-119823"],"related":[],"title":"Windows Storport Miniport Driver: heap overflow lets physical attacker run code","description":"Heap-based buffer overflow in Windows Storport Miniport Driver allows an unauthorized attacker to execute code with a physical attack.","summary":"A heap-based buffer overflow in the Windows Storport Miniport Driver lets an unauthorized attacker run code. The attack requires physical access to the machine.","severity":"medium","cvss":6.8,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"Windows Storport Miniport Driver","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["infrastructure","storage-drivers","windows"],"not_affected_if":["no-physical-access"],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:19:57+00:00","first_seen_at":"2026-11-10T19:24:57+00:00","triaged_at":"2026-11-10T19:55:43+00:00","updated_at":"2026-11-10T19:55:43+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-11-10T19:55:43Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Windows Storport Miniport Driver: heap overflow lets physical attacker run code","impact":"high","summary":"A heap-based buffer overflow in the Windows Storport Miniport Driver lets an unauthorized attacker run code. The attack requires physical access to the machine.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["windows","storage-drivers"],"confidence":0.5,"fix_status":"unknown","needs_auth":"unknown","worst_case":"Attacker runs code with physical access to the machine","analyst_note":"Confirm affected Windows builds, the fixed update, and whether the physical attack needs an attached device, from the NVD and Microsoft advisory pages.","how_to_check":"- unknown","plain_action":"","product_name":"Windows Storport Miniport Driver","needs_analyst":true,"not_affected_if":["no-physical-access"],"who_is_affected":"Machines running Windows with the affected Storport miniport driver and a physically reachable attacker. The sources do not name the affected Windows versions or the storage hardware involved, so unknown.","user_interaction":"unknown","product_ecosystem":"vendor","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000676,"input_tokens":4505,"output_tokens":450,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-119823':14A,17A '-2026':13A,16A 'access':49B 'allow':63C 'attack':9A,42B,46B,66C,73C 'base':30B,55C 'buffer':31B,56C 'code':11A,44B,69C 'cve':12A,15A 'driver':4A,21A,25B,38B,62C 'execut':68C 'heap':5A,29B,54C 'heap-bas':28B,53C 'infrastructur':22B 'let':7A,39B 'machin':52B 'miniport':3A,20A,37B,61C 'overflow':6A,32B,57C 'physic':8A,48B,72C 'requir':47B 'run':10A,43B 'storag':24B 'storage-driv':23B 'storport':2A,19A,36B,60C 'unauthor':41B,65C 'window':1A,26B,35B,59C 'windows':18A","nicknames":[],"mitigations":[],"who_affected":"Machines running Windows with the affected Storport miniport driver and a physically reachable attacker. The sources do not name the affected Windows versions or the storage hardware involved, so unknown.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":["storportminiportdriver","windowsstorportminiportdriver"],"ptokens":["driver","miniport","storport","windows"],"labels":["infrastructure","medium","storagedrivers","vendor","windows"],"campaign_type":null,"search_a":"'-119823':14A,17A '-2026':13A,16A 'attack':9A 'code':11A 'cve':12A,15A 'driver':4A,21A 'heap':5A 'let':7A 'miniport':3A,20A 'overflow':6A 'physic':8A 'run':10A 'storport':2A,19A 'window':1A 'windows':18A","search_b":"'access':49B 'attack':42B,46B 'base':30B 'buffer':31B 'code':44B 'driver':25B,38B 'heap':29B 'heap-bas':28B 'infrastructur':22B 'let':39B 'machin':52B 'miniport':37B 'overflow':32B 'physic':48B 'requir':47B 'run':43B 'storag':24B 'storage-driv':23B 'storport':36B 'unauthor':41B 'window':26B,35B","search_c":"'allow':63C 'attack':66C,73C 'base':55C 'buffer':56C 'code':69C 'driver':62C 'execut':68C 'heap':54C 'heap-bas':53C 'miniport':61C 'overflow':57C 'physic':72C 'storport':60C 'unauthor':65C 'window':59C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:19:57+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_by":"secure@microsoft.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-119823","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119823","severity":null,"published_at":"2026-11-10T19:19:57+00:00","modified_at":"2026-11-10T19:19:57+00:00","first_seen_at":"2026-11-10T19:24:57+00:00","fetched_at":"2026-11-10T19:24:57+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"}