{"id":"CVE-2026-112990","kind":"vulnerability","aliases":["CVE-2026-112990"],"related":[],"title":"Windows USB Video Driver: buffer over-read lets a local user gain privileges","description":"Buffer over-read in Windows USB Video Driver allows an authorized attacker to elevate privileges locally.","summary":"A buffer over-read in the Windows USB Video Driver lets an attacker who already has a local account read memory beyond a buffer's bounds. The sources say this can elevate privileges on the same machine.","severity":"medium","cvss":4.7,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"Windows USB Video Driver","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["infrastructure","usb-video-driver","windows"],"not_affected_if":["no-local-untrusted-users"],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:18:51+00:00","first_seen_at":"2026-11-10T19:24:37+00:00","triaged_at":"2026-11-10T20:04:16+00:00","updated_at":"2026-11-10T20:04:16+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-11-10T20:04:16Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Windows USB Video Driver: buffer over-read lets a local user gain privileges","impact":"high","summary":"A buffer over-read in the Windows USB Video Driver lets an attacker who already has a local account read memory beyond a buffer's bounds. The sources say this can elevate privileges on the same machine.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["windows","usb-video-driver"],"confidence":0.5,"fix_status":"unknown","needs_auth":"yes","worst_case":"local user gains elevated privileges on the Windows machine","analyst_note":"Check the NVD entry and Microsoft's security update guide for affected Windows builds, the patched KB, and whether a device must be attached.","how_to_check":"unknown","plain_action":"","product_name":"Windows USB Video Driver","needs_analyst":true,"not_affected_if":["no-local-untrusted-users"],"who_is_affected":"Only machines running Windows with the USB Video Driver and a local account reachable by an attacker are plausibly exposed, since the flaw needs an authorized local user. The sources do not list affected Windows builds or whether a camera or USB video device must be attached. unknown","user_interaction":"unknown","product_ecosystem":"vendor","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000689,"input_tokens":4489,"output_tokens":481,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-112990':17A,20A '-2026':16A,19A 'account':50B 'allow':78C 'alreadi':46B 'attack':44B,81C 'author':80C 'beyond':53B 'bound':57B 'buffer':5A,32B,55B,69C 'cve':15A,18A 'driver':4A,24A,29B,41B,77C 'elev':63B,83C 'gain':13A 'infrastructur':25B 'let':9A,42B 'local':11A,49B,85C 'machin':68B 'memori':52B 'over-read':6A,33B,70C 'privileg':14A,64B,84C 'read':8A,35B,51B,72C 'say':60B 'sourc':59B 'usb':2A,22A,27B,39B,75C 'usb-video-driv':26B 'user':12A 'video':3A,23A,28B,40B,76C 'window':1A,30B,38B,74C 'windows':21A","nicknames":[],"mitigations":[],"who_affected":"Only machines running Windows with the USB Video Driver and a local account reachable by an attacker are plausibly exposed, since the flaw needs an authorized local user. The sources do not list affected Windows builds or whether a camera or USB video device must be attached. unknown","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":["usbvideodriver","windowsusbvideodriver"],"ptokens":["driver","usb","video","windows"],"labels":["infrastructure","medium","usbvideodriver","vendor","windows"],"campaign_type":null,"search_a":"'-112990':17A,20A '-2026':16A,19A 'buffer':5A 'cve':15A,18A 'driver':4A,24A 'gain':13A 'let':9A 'local':11A 'over-read':6A 'privileg':14A 'read':8A 'usb':2A,22A 'user':12A 'video':3A,23A 'window':1A 'windows':21A","search_b":"'account':50B 'alreadi':46B 'attack':44B 'beyond':53B 'bound':57B 'buffer':32B,55B 'driver':29B,41B 'elev':63B 'infrastructur':25B 'let':42B 'local':49B 'machin':68B 'memori':52B 'over-read':33B 'privileg':64B 'read':35B,51B 'say':60B 'sourc':59B 'usb':27B,39B 'usb-video-driv':26B 'video':28B,40B 'window':30B,38B","search_c":"'allow':78C 'attack':81C 'author':80C 'buffer':69C 'driver':77C 'elev':83C 'local':85C 'over-read':70C 'privileg':84C 'read':72C 'usb':75C 'video':76C 'window':74C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:18:51+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-2026-112990","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112990","severity":null,"published_at":"2026-11-10T19:18:51+00:00","modified_at":"2026-11-10T19:18:51+00:00","first_seen_at":"2026-11-10T19:24:37+00:00","fetched_at":"2026-11-10T19:24:37+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"}