{"id":"CVE-2026-105583","kind":"vulnerability","aliases":["CVE-2026-105583"],"related":[],"title":"Windows DWM Core Library: invalid pointer lets a local user gain privileges","description":"Release of invalid pointer or reference in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.","summary":"The Windows Desktop Window Manager Core Library releases an invalid pointer or reference. An authorized local attacker can use this to elevate their privileges on the machine.","severity":"high","cvss":7.0,"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":"2026-11-10T19:18:01+00:00","first_seen_at":"2026-11-10T19:24:21+00:00","triaged_at":"2026-11-10T19:53:57+00:00","updated_at":"2026-11-10T19:53:57+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-11-10T19:53:57Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Windows DWM Core Library: invalid pointer lets a local user gain privileges","impact":"high","summary":"The Windows Desktop Window Manager Core Library releases an invalid pointer or reference. An authorized local attacker can use this to elevate their privileges on the machine.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["windows"],"confidence":0.6,"fix_status":"unknown","needs_auth":"yes","worst_case":"local user gains higher system privileges on the Windows machine","analyst_note":"Find the Microsoft Security Response Center advisory for CVE-2026-105583 to confirm affected Windows builds and the patch.","how_to_check":"- unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"Windows machines with the Desktop Window Manager running are the affected systems, since the flaw is in the DWM Core Library. Attackers need a local account on the machine first. unknown","user_interaction":"unknown","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000647,"input_tokens":4494,"output_tokens":396,"severity_before":"high"},"analyst_status":"queued","analyst_note":"Find the Microsoft Security Response Center advisory for CVE-2026-105583 to confirm affected Windows builds and the patch.","search":"'-105583':15A,18A '-2026':14A,17A 'allow':59C 'attack':37B,62C 'author':35B,61C 'core':3A,26B,57C 'cve':13A,16A 'desktop':23B 'dwm':2A,56C 'elev':42B,64C 'gain':11A 'infrastructur':19B 'invalid':5A,30B,50C 'let':7A 'librari':4A,27B,58C 'local':9A,36B,66C 'machin':47B 'manag':25B 'pointer':6A,31B,51C 'privileg':12A,44B,65C 'refer':33B,53C 'releas':28B,48C 'use':39B 'user':10A 'window':1A,20B,22B,24B,55C","nicknames":[],"mitigations":[],"who_affected":"Windows machines with the Desktop Window Manager running are the affected systems, since the flaw is in the DWM Core Library. Attackers need a local account on the machine first. unknown","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":"'-105583':15A,18A '-2026':14A,17A 'core':3A 'cve':13A,16A 'dwm':2A 'gain':11A 'invalid':5A 'let':7A 'librari':4A 'local':9A 'pointer':6A 'privileg':12A 'user':10A 'window':1A","search_b":"'attack':37B 'author':35B 'core':26B 'desktop':23B 'elev':42B 'infrastructur':19B 'invalid':30B 'librari':27B 'local':36B 'machin':47B 'manag':25B 'pointer':31B 'privileg':44B 'refer':33B 'releas':28B 'use':39B 'window':20B,22B,24B","search_c":"'allow':59C 'attack':62C 'author':61C 'core':57C 'dwm':56C 'elev':64C 'invalid':50C 'librari':58C 'local':66C 'pointer':51C 'privileg':65C 'refer':53C 'releas':48C 'window':55C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:18:01+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:L/AC:H/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-2026-105583","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105583","severity":null,"published_at":"2026-11-10T19:18:01+00:00","modified_at":"2026-11-10T19:18:01+00:00","first_seen_at":"2026-11-10T19:24:21+00:00","fetched_at":"2026-11-10T19:24:21+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"}