{"id":"CVE-2026-95946","kind":"vulnerability","aliases":["CVE-2026-95946"],"related":[],"title":"Windows Graphics Kernel: out-of-bounds read leaks memory to local users","description":"Out-of-bounds read in Windows Graphics Kernel allows an authorized attacker to disclose information locally.","summary":"A flaw in the Windows Graphics Kernel lets an authorized local user read memory outside an intended buffer. An attacker gets information disclosure on the affected machine, not code execution.","severity":"medium","cvss":5.5,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"Windows Graphics Kernel","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["infrastructure","windows"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:21:46+00:00","first_seen_at":"2026-11-10T19:25:24+00:00","triaged_at":"2026-11-10T20:00:27+00:00","updated_at":"2026-11-10T20:00:27+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-11-10T20:00:27Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Windows Graphics Kernel: out-of-bounds read leaks memory to local users","impact":"low","summary":"A flaw in the Windows Graphics Kernel lets an authorized local user read memory outside an intended buffer. An attacker gets information disclosure on the affected machine, not code execution.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["windows"],"confidence":0.6,"fix_status":"unknown","needs_auth":"yes","worst_case":"local user reads kernel memory contents, possibly sensitive data","analyst_note":"Confirm affected Windows builds and whether Microsoft has released a patch, via the MSRC entry for CVE-2026-95946.","how_to_check":"- unknown","plain_action":"","product_name":"Windows Graphics Kernel","needs_analyst":true,"not_affected_if":[],"who_is_affected":"Affects Windows machines where a user already has a local account. Remote attackers without a login are not described as able to trigger it. The sources do not list affected Windows builds or whether a patch is available.","user_interaction":"unknown","product_ecosystem":"vendor","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000669,"input_tokens":4491,"output_tokens":439,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':15A,18A '-95946':16A,19A 'affect':50B 'allow':64C 'attack':44B,67C 'author':34B,66C 'bound':7A,58C 'buffer':42B 'code':53B 'cve':14A,17A 'disclos':69C 'disclosur':47B 'execut':54B 'flaw':26B 'get':45B 'graphic':2A,30B,62C 'graphics':21A 'inform':46B,70C 'infrastructur':23B 'intend':41B 'kernel':3A,22A,31B,63C 'leak':9A 'let':32B 'local':12A,35B,71C 'machin':51B 'memori':10A,38B 'out-of-bound':4A,55C 'outsid':39B 'read':8A,37B,59C 'user':13A,36B 'window':1A,24B,29B,61C 'windows':20A","nicknames":[],"mitigations":[],"who_affected":"Affects Windows machines where a user already has a local account. Remote attackers without a login are not described as able to trigger it. The sources do not list affected Windows builds or whether a patch is available.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":["graphicskernel","windowsgraphicskernel"],"ptokens":["graphics","kernel","windows"],"labels":["infrastructure","medium","vendor","windows"],"campaign_type":null,"search_a":"'-2026':15A,18A '-95946':16A,19A 'bound':7A 'cve':14A,17A 'graphic':2A 'graphics':21A 'kernel':3A,22A 'leak':9A 'local':12A 'memori':10A 'out-of-bound':4A 'read':8A 'user':13A 'window':1A 'windows':20A","search_b":"'affect':50B 'attack':44B 'author':34B 'buffer':42B 'code':53B 'disclosur':47B 'execut':54B 'flaw':26B 'get':45B 'graphic':30B 'inform':46B 'infrastructur':23B 'intend':41B 'kernel':31B 'let':32B 'local':35B 'machin':51B 'memori':38B 'outsid':39B 'read':37B 'user':36B 'window':24B,29B","search_c":"'allow':64C 'attack':67C 'author':66C 'bound':58C 'disclos':69C 'graphic':62C 'inform':70C 'kernel':63C 'local':71C 'out-of-bound':55C 'read':59C 'window':61C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:21:46+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:L/AC:L/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-2026-95946","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-95946","severity":null,"published_at":"2026-11-10T19:21:46+00:00","modified_at":"2026-11-10T19:21:47+00:00","first_seen_at":"2026-11-10T19:25:24+00:00","fetched_at":"2026-11-10T19:25:24+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"}