{"id":"CVE-2026-95935","kind":"vulnerability","aliases":["CVE-2026-95935"],"related":[],"title":"Windows Graphics Kernel: integer overflow lets a local user gain privileges","description":"Integer overflow or wraparound in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally.","summary":"An integer overflow in the Windows Graphics Kernel lets a local user with a low-privilege account gain SYSTEM rights. Microsoft rates exploitation as more likely; it is not exploited and not publicly disclosed as of its record.","severity":"high","cvss":7.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["infrastructure","local-privilege-escalation","windows"],"not_affected_if":["no-local-untrusted-users"],"how_to_check":"Compare the installed Windows build against the fixed build in the MSRC entry for CVE-2026-95935 (November 2026 release); in PowerShell run Get-HotFix or winver. The fixed KB and builds could not be read from the MSRC record (page is JavaScript-only), so check the update guide directly.","fix":"Install the November 2026 Windows cumulative update from Microsoft. Exact KB and build numbers not confirmed: see the MSRC entry.","status":"open","published_at":"2026-11-10T19:21:46+00:00","first_seen_at":"2026-11-10T19:25:24+00:00","triaged_at":"2026-11-10T19:38:12+00:00","updated_at":"2026-11-10T20:23:53+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-11-10T19:38:12Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Windows Graphics Kernel: integer overflow lets a local user gain privileges","impact":"high","summary":"An integer overflow in the Windows Graphics Kernel lets a user who already has an account on the machine raise their privileges. An attacker who gets this to run can end up with higher rights than they were granted.","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 Microsoft security update guide entry for CVE-2026-95935 to confirm affected Windows builds and the fixed update.","how_to_check":"- unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":["no-local-untrusted-users"],"who_is_affected":"Any Windows machine with the affected Graphics Kernel component is exposed to a local user with valid credentials. Shared workstations, terminal servers and multi-user hosts are the most relevant places to look. The sources do not say which Windows builds are affected.","user_interaction":"no","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000668,"input_tokens":4498,"output_tokens":437,"severity_before":"high"},"analyst_status":"done","analyst_note":"Find the Microsoft security update guide entry for CVE-2026-95935 to confirm affected Windows builds and the fixed update.","search":"'-2026':13A,16A '-95935':14A,17A 'account':41B 'allow':71C 'attack':74C 'author':73C 'cve':12A,15A 'disclos':58B 'elev':76C 'escal':22B 'exploit':47B,54B 'gain':10A,42B 'graphic':2A,30B,69C 'infrastructur':18B 'integ':4A,25B,63C 'kernel':3A,31B,70C 'let':6A,32B 'like':50B 'local':8A,20B,34B,78C 'local-privilege-escal':19B 'low':39B 'low-privileg':38B 'microsoft':45B 'overflow':5A,26B,64C 'privileg':11A,21B,40B,77C 'public':57B 'rate':46B 'record':62B 'right':44B 'system':43B 'user':9A,35B 'window':1A,23B,29B,68C 'wraparound':66C","nicknames":[],"mitigations":[],"who_affected":"Any Windows machine with the affected Graphics Kernel component is exposed to a local user with valid credentials. Shared workstations, terminal servers and multi-user hosts are the most relevant places to look. The sources do not say which Windows builds are affected.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["high","infrastructure","localprivilegeescalation","windows"],"campaign_type":null,"search_a":"'-2026':13A,16A '-95935':14A,17A 'cve':12A,15A 'gain':10A 'graphic':2A 'integ':4A 'kernel':3A 'let':6A 'local':8A 'overflow':5A 'privileg':11A 'user':9A 'window':1A","search_b":"'account':41B 'disclos':58B 'escal':22B 'exploit':47B,54B 'gain':42B 'graphic':30B 'infrastructur':18B 'integ':25B 'kernel':31B 'let':32B 'like':50B 'local':20B,34B 'local-privilege-escal':19B 'low':39B 'low-privileg':38B 'microsoft':45B 'overflow':26B 'privileg':21B,40B 'public':57B 'rate':46B 'record':62B 'right':44B 'system':43B 'user':35B 'window':23B,29B","search_c":"'allow':71C 'attack':74C 'author':73C 'elev':76C 'graphic':69C 'integ':63C 'kernel':70C 'local':78C 'overflow':64C 'privileg':77C 'window':68C 'wraparound':66C","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:H/A:H","cvss_by":"secure@microsoft.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-95935","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-95935","severity":null,"published_at":"2026-11-10T19:21:46+00:00","modified_at":"2026-11-10T19:21:46+00:00","first_seen_at":"2026-11-10T19:25:24+00:00","fetched_at":"2026-11-10T19:25:24+00:00","note":null},{"source":"analyst","external_id":"CVE-2026-95935:2650","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-95935","severity":null,"published_at":"2026-11-10T20:23:53+00:00","modified_at":"2026-11-10T20:23:53+00:00","first_seen_at":"2026-11-10T20:23:53+00:00","fetched_at":"2026-11-10T20:23:53+00:00","note":"MSRC record read via its API: Nov 2026 release, CVSS 7.8, Exploitation More Likely, not exploited, no affected builds or KB in the text I could read. Nothing marked verified. Fix and builds still unknown. X and web search not used.","cites":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-95935"]}],"documents":[{"id":118015,"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-95935","title":"MSRC: CVE-2026-95935 Windows Graphics Kernel EoP","kind":"advisory","source":"analyst","publisher":null,"text":"Windows Graphics Kernel elevation of privilege, 2026-Nov release. CVSS 7.8 (AV:L/AC:L/PR:L/UI:N). Exploitation More Likely; not exploited, not publicly disclosed. Successful exploit gives SYSTEM. Affected builds and KB not retrievable from the record text.","published_at":null,"relation":"advisory","confidence":null,"note":null}],"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"}