{"id":"CVE-2026-108405","kind":"vulnerability","aliases":["CVE-2026-108405"],"related":[],"title":"Windows CD-ROM driver integer overflow lets a local user gain higher privileges","description":"Integer overflow or wraparound in Windows CD-ROM Driver allows an authorized attacker to elevate privileges locally.","summary":"A flaw in the Windows CD-ROM Driver causes an integer overflow or wraparound. An attacker who already has a local, authorized account can use it to elevate their privileges.","severity":"high","cvss":7.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["infrastructure","windows"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:18:09+00:00","first_seen_at":"2026-11-10T19:24:22+00:00","triaged_at":"2026-11-10T19:42:27+00:00","updated_at":"2026-11-10T19:42:27+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-11-10T19:42:27Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Windows CD-ROM driver integer overflow lets a local user gain higher privileges","impact":"high","summary":"A flaw in the Windows CD-ROM Driver causes an integer overflow or wraparound. An attacker who already has a local, authorized account can use it to elevate their privileges.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["windows"],"confidence":0.5,"fix_status":"unknown","needs_auth":"yes","worst_case":"local user gains SYSTEM-level control of the machine","analyst_note":"Find the affected Windows builds and the Microsoft security update that fixes CVE-2026-108405 at the NVD entry or Microsoft's security update guide.","how_to_check":"- unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"Machines running a Windows version with the CD-ROM driver, where a local account exists that an attacker could use. The sources do not list affected Windows builds or whether the flaw needs a special configuration. Systems with no untrusted local users have lower exposure.","user_interaction":"unknown","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000666,"input_tokens":4500,"output_tokens":432,"severity_before":"high"},"analyst_status":"queued","analyst_note":"Find the affected Windows builds and the Microsoft security update that fixes CVE-2026-108405 at the NVD entry or Microsoft's security update guide.","search":"'-108405':17A,20A '-2026':16A,19A 'account':46B 'allow':64C 'alreadi':41B 'attack':39B,67C 'author':45B,66C 'caus':32B 'cd':3A,29B,61C 'cd-rom':2A,28B,60C 'cve':15A,18A 'driver':5A,31B,63C 'elev':51B,69C 'flaw':24B 'gain':12A 'higher':13A 'infrastructur':21B 'integ':6A,34B,54C 'let':8A 'local':10A,44B,71C 'overflow':7A,35B,55C 'privileg':14A,53B,70C 'rom':4A,30B,62C 'use':48B 'user':11A 'window':1A,22B,27B,59C 'wraparound':37B,57C","nicknames":[],"mitigations":[],"who_affected":"Machines running a Windows version with the CD-ROM driver, where a local account exists that an attacker could use. The sources do not list affected Windows builds or whether the flaw needs a special configuration. Systems with no untrusted local users have lower exposure.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["high","infrastructure","windows"],"campaign_type":null,"search_a":"'-108405':17A,20A '-2026':16A,19A 'cd':3A 'cd-rom':2A 'cve':15A,18A 'driver':5A 'gain':12A 'higher':13A 'integ':6A 'let':8A 'local':10A 'overflow':7A 'privileg':14A 'rom':4A 'user':11A 'window':1A","search_b":"'account':46B 'alreadi':41B 'attack':39B 'author':45B 'caus':32B 'cd':29B 'cd-rom':28B 'driver':31B 'elev':51B 'flaw':24B 'infrastructur':21B 'integ':34B 'local':44B 'overflow':35B 'privileg':53B 'rom':30B 'use':48B 'window':22B,27B 'wraparound':37B","search_c":"'allow':64C 'attack':67C 'author':66C 'cd':61C 'cd-rom':60C 'driver':63C 'elev':69C 'integ':54C 'local':71C 'overflow':55C 'privileg':70C 'rom':62C 'window':59C 'wraparound':57C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:18:09+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-2026-108405","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-108405","severity":null,"published_at":"2026-11-10T19:18:09+00:00","modified_at":"2026-11-10T19:18:09+00:00","first_seen_at":"2026-11-10T19:24:22+00:00","fetched_at":"2026-11-10T19:24:22+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"}