{"id":"CVE-2026-119392","kind":"vulnerability","aliases":["CVE-2026-119392"],"related":[],"title":"Windows Storage Spaces Controller: heap overflow lets attacker gain higher privileges","description":"Heap-based buffer overflow in Windows Storage Spaces Controller allows an unauthorized attacker to elevate privileges over a network.","summary":"A heap-based buffer overflow in the Windows Storage Spaces Controller lets an unauthorized attacker elevate privileges over the network. The sources give a CVSS score of 8.8 but do not describe the exact trigger or the affected Windows versions.","severity":"high","cvss":8.8,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"Windows Storage Spaces Controller","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["infrastructure","storage-spaces","windows"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:19:53+00:00","first_seen_at":"2026-11-10T19:24:56+00:00","triaged_at":"2026-11-10T19:28:09+00:00","updated_at":"2026-11-10T19:28:09+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-11-10T19:28:09Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"network","title":"Windows Storage Spaces Controller: heap overflow lets attacker gain higher privileges","impact":"high","summary":"A heap-based buffer overflow in the Windows Storage Spaces Controller lets an unauthorized attacker elevate privileges over the network. The sources give a CVSS score of 8.8 but do not describe the exact trigger or the affected Windows versions.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["windows","storage-spaces"],"confidence":0.5,"fix_status":"unknown","needs_auth":"unknown","worst_case":"Attacker gains elevated privileges on the Windows host over the network","analyst_note":"Check the Microsoft Security Response Center entry for CVE-2026-119392 for affected versions, fixed builds, and whether authentication or special configuration is needed.","how_to_check":"- unknown","plain_action":"","product_name":"Windows Storage Spaces Controller","needs_analyst":true,"not_affected_if":[],"who_is_affected":"Systems running Windows with Storage Spaces are the ones to look at, but the sources do not list affected versions or whether the feature must be enabled. unknown","user_interaction":"unknown","product_ecosystem":"vendor","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000688,"input_tokens":4503,"output_tokens":476,"severity_before":"high"},"analyst_status":"queued","analyst_note":"Check the Microsoft Security Response Center entry for CVE-2026-119392 for affected versions, fixed builds, and whether authentication or special configuration is needed.","search":"'-119392':14A,17A '-2026':13A,16A '8.8':55B 'affect':65B 'allow':78C 'attack':8A,42B,81C 'base':30B,70C 'buffer':31B,71C 'control':4A,38B,77C 'controller':21A 'cve':12A,15A 'cvss':52B 'describ':59B 'elev':43B,83C 'exact':61B 'gain':9A 'give':50B 'heap':5A,29B,69C 'heap-bas':28B,68C 'higher':10A 'infrastructur':22B 'let':7A,39B 'network':47B,87C 'overflow':6A,32B,72C 'privileg':11A,44B,84C 'score':53B 'sourc':49B 'space':3A,25B,37B,76C 'spaces':20A 'storag':2A,24B,36B,75C 'storage':19A 'storage-spac':23B 'trigger':62B 'unauthor':41B,80C 'version':67B 'window':1A,26B,35B,66B,74C 'windows':18A","nicknames":[],"mitigations":[],"who_affected":"Systems running Windows with Storage Spaces are the ones to look at, but the sources do not list affected versions or whether the feature must be enabled. unknown","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":["storagespacescontroller","windowsstoragespacescontroller"],"ptokens":["controller","spaces","storage","windows"],"labels":["high","infrastructure","storagespaces","vendor","windows"],"campaign_type":null,"search_a":"'-119392':14A,17A '-2026':13A,16A 'attack':8A 'control':4A 'controller':21A 'cve':12A,15A 'gain':9A 'heap':5A 'higher':10A 'let':7A 'overflow':6A 'privileg':11A 'space':3A 'spaces':20A 'storag':2A 'storage':19A 'window':1A 'windows':18A","search_b":"'8.8':55B 'affect':65B 'attack':42B 'base':30B 'buffer':31B 'control':38B 'cvss':52B 'describ':59B 'elev':43B 'exact':61B 'give':50B 'heap':29B 'heap-bas':28B 'infrastructur':22B 'let':39B 'network':47B 'overflow':32B 'privileg':44B 'score':53B 'sourc':49B 'space':25B,37B 'storag':24B,36B 'storage-spac':23B 'trigger':62B 'unauthor':41B 'version':67B 'window':26B,35B,66B","search_c":"'allow':78C 'attack':81C 'base':70C 'buffer':71C 'control':77C 'elev':83C 'heap':69C 'heap-bas':68C 'network':87C 'overflow':72C 'privileg':84C 'space':76C 'storag':75C 'unauthor':80C 'window':74C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:19:53+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"secure@microsoft.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-119392","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119392","severity":null,"published_at":"2026-11-10T19:19:53+00:00","modified_at":"2026-11-10T19:19:53+00:00","first_seen_at":"2026-11-10T19:24:56+00:00","fetched_at":"2026-11-10T19:24:56+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"}