{"id":"CVE-2026-96076","kind":"vulnerability","aliases":["CVE-2026-96076"],"related":[],"title":"Windows: use-after-free in DIAL Client lets a local user gain privileges","description":"Use after free in Windows DIAL Client allows an authorized attacker to elevate privileges locally.","summary":"A use-after-free bug in the Windows DIAL Client lets an attacker who already has a local account raise their privileges. The sources do not describe further conditions.","severity":"high","cvss":7.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["endpoints","infrastructure","windows"],"not_affected_if":[],"how_to_check":"Unknown yet: affected builds and KB not read from Microsoft. Open the MSRC Security Update Guide entry for CVE-2026-96076 and compare your Windows build (winver) with the fixed build; or check installed updates with Get-HotFix.","fix":null,"status":"open","published_at":"2026-11-10T19:22:05+00:00","first_seen_at":"2026-11-10T19:25:29+00:00","triaged_at":"2026-11-10T19:36:33+00:00","updated_at":"2026-11-10T19:53:29+00:00","category":"infrastructure","confidence":0.4,"triage":{"at":"2026-11-10T19:36:33Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Windows: use-after-free in DIAL Client lets a local user gain privileges","impact":"high","summary":"A use-after-free bug in the Windows DIAL Client lets an attacker who already has a local account raise their privileges. The sources do not describe further conditions.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["windows","endpoints"],"confidence":0.6,"fix_status":"unknown","needs_auth":"yes","worst_case":"local user gains elevated system privileges on the Windows machine","analyst_note":"Check the NVD entry and Microsoft's security update guide for affected Windows builds and the fixed KB or patch.","how_to_check":"- unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"Windows machines with the DIAL Client component present; the sources do not say which Windows versions or configurations are affected. Attacker needs a local authorized account first.","user_interaction":"unknown","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.00064,"input_tokens":4480,"output_tokens":384,"severity_before":"high"},"analyst_status":"done","analyst_note":"Check the NVD entry and Microsoft's security update guide for affected Windows builds and the fixed KB or patch.","search":"'-2026':16A,19A '-96076':17A,20A 'account':43B 'allow':61C 'alreadi':39B 'attack':37B,64C 'author':63C 'bug':29B 'client':8A,34B,60C 'condit':53B 'cve':15A,18A 'describ':51B 'dial':7A,33B,59C 'elev':66C 'endpoint':21B 'free':5A,28B,56C 'gain':13A 'infrastructur':22B 'let':9A,35B 'local':11A,42B,68C 'privileg':14A,46B,67C 'rais':44B 'sourc':48B 'use':3A,26B,54C 'use-after-fre':2A,25B 'user':12A 'window':1A,23B,32B,58C","nicknames":[],"mitigations":[],"who_affected":"Windows machines with the DIAL Client component present; the sources do not say which Windows versions or configurations are affected. Attacker needs a local authorized account first.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["endpoints","high","infrastructure","windows"],"campaign_type":null,"search_a":"'-2026':16A,19A '-96076':17A,20A 'client':8A 'cve':15A,18A 'dial':7A 'free':5A 'gain':13A 'let':9A 'local':11A 'privileg':14A 'use':3A 'use-after-fre':2A 'user':12A 'window':1A","search_b":"'account':43B 'alreadi':39B 'attack':37B 'bug':29B 'client':34B 'condit':53B 'describ':51B 'dial':33B 'endpoint':21B 'free':28B 'infrastructur':22B 'let':35B 'local':42B 'privileg':46B 'rais':44B 'sourc':48B 'use':26B 'use-after-fre':25B 'window':23B,32B","search_c":"'allow':61C 'attack':64C 'author':63C 'client':60C 'dial':59C 'elev':66C 'free':56C 'local':68C 'privileg':67C 'use':54C 'window':58C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:22:05+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_by":"secure@microsoft.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-96076","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-96076","severity":null,"published_at":"2026-11-10T19:22:05+00:00","modified_at":"2026-11-10T19:22:05+00:00","first_seen_at":"2026-11-10T19:25:29+00:00","fetched_at":"2026-11-10T19:25:29+00:00","note":null},{"source":"analyst","external_id":"CVE-2026-96076:2576","url":null,"severity":null,"published_at":"2026-11-10T19:53:29+00:00","modified_at":"2026-11-10T19:53:29+00:00","first_seen_at":"2026-11-10T19:53:29+00:00","fetched_at":"2026-11-10T19:53:29+00:00","note":"MSRC update guide is JS-only (WebFetch returned no content) and the CVRF API was too large to fetch; no primary doc linked, nothing verified. NVD only: UAF in Windows DIAL Client, CVSS 7.8 AV:L/PR:L, no exploitation recorded. Affected builds and KB unknown; settle by reading the MSRC entry in a browser. Search and X not tried."}],"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"}