{"id":"CVE-2026-58696","kind":"vulnerability","aliases":["CVE-2026-58696"],"related":[],"title":"Unnamed product: heap overflow lets local code gain System privileges","description":"In multiple locations, there is a possible out-of-bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.","summary":"Several code locations contain an out-of-bounds write caused by a heap buffer overflow. A process already running with System execution privileges can use it to escalate privileges further.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["other"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T20:19:23+00:00","first_seen_at":"2026-11-10T20:46:09+00:00","triaged_at":"2026-11-10T20:51:59+00:00","updated_at":"2026-11-10T20:51:59+00:00","category":"other","confidence":0.3,"triage":{"at":"2026-11-10T20:51:59Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Unnamed product: heap overflow lets local code gain System privileges","impact":"high","summary":"Several code locations contain an out-of-bounds write caused by a heap buffer overflow. A process already running with System execution privileges can use it to escalate privileges further.","audience":"businesses","category":"other","nicknames":[],"who_cares":[],"confidence":0.3,"fix_status":"unknown","needs_auth":"yes","worst_case":"local code escalates privileges beyond System level","analyst_note":"Identify the affected product and vendor from the NVD entry at https://nvd.nist.gov/vuln/detail/CVE-2026-58696; the description names no product, version or fix.","how_to_check":"unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"no","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000619,"input_tokens":4508,"output_tokens":336,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':12A,15A '-58696':13A,16A 'alreadi':35B 'bound':25B,57C 'buffer':31B,63C 'caus':27B 'code':7A,18B 'contain':20B 'could':66C 'cve':11A,14A 'due':59C 'escal':45B,70C 'execut':39B,75C 'exploit':84C 'gain':8A 'heap':3A,30B,62C 'interact':79C 'lead':67C 'let':5A 'local':6A,69C 'locat':19B,49C 'multipl':48C 'need':77C,82C 'out-of-bound':22B,54C 'overflow':4A,32B,64C 'possibl':53C 'privileg':10A,40B,46B,72C,76C 'process':34B 'product':2A 'run':36B 'sever':17B 'system':9A,38B,74C 'unnam':1A 'use':42B 'user':78C 'write':26B,58C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["other","unknown"],"campaign_type":null,"search_a":"'-2026':12A,15A '-58696':13A,16A 'code':7A 'cve':11A,14A 'gain':8A 'heap':3A 'let':5A 'local':6A 'overflow':4A 'privileg':10A 'product':2A 'system':9A 'unnam':1A","search_b":"'alreadi':35B 'bound':25B 'buffer':31B 'caus':27B 'code':18B 'contain':20B 'escal':45B 'execut':39B 'heap':30B 'locat':19B 'out-of-bound':22B 'overflow':32B 'privileg':40B,46B 'process':34B 'run':36B 'sever':17B 'system':38B 'use':42B 'write':26B","search_c":"'bound':57C 'buffer':63C 'could':66C 'due':59C 'escal':70C 'execut':75C 'exploit':84C 'heap':62C 'interact':79C 'lead':67C 'local':69C 'locat':49C 'multipl':48C 'need':77C,82C 'out-of-bound':54C 'overflow':64C 'possibl':53C 'privileg':72C,76C 'system':74C 'user':78C 'write':58C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T20:19:23+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-58696","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-58696","severity":null,"published_at":"2026-11-10T20:19:23+00:00","modified_at":"2026-11-10T20:19:23+00:00","first_seen_at":"2026-11-10T20:46:09+00:00","fetched_at":"2026-11-10T20:46:09+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"}