{"id":"CVE-2026-59594","kind":"vulnerability","aliases":["CVE-2026-59594"],"related":[],"title":"Encoder spm_alloc heap buffer overflow allows local privilege escalation","description":"In spm_alloc of encoder, there is a possible Heap Buffer Overflow due to a heap buffer overflow. This could lead to local escalation of privilege with execution privileges needed. User interaction is for exploitation.","summary":"A heap buffer overflow in the spm_alloc function of an encoder can be triggered by a local process. An attacker who can run code on the device could escalate privileges, and the description says user interaction is needed for exploitation.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["encoder","infrastructure","local-privilege-escalation"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T20:19:30+00:00","first_seen_at":"2026-11-10T20:46:13+00:00","triaged_at":"2026-11-10T20:49:54+00:00","updated_at":"2026-11-10T20:49:54+00:00","category":"infrastructure","confidence":0.3,"triage":{"at":"2026-11-10T20:49:54Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Encoder spm_alloc heap buffer overflow allows local privilege escalation","impact":"high","summary":"A heap buffer overflow in the spm_alloc function of an encoder can be triggered by a local process. An attacker who can run code on the device could escalate privileges, and the description says user interaction is needed for exploitation.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["encoder","local-privilege-escalation"],"confidence":0.3,"fix_status":"unknown","needs_auth":"unknown","worst_case":"local code gains elevated privileges on the affected system","analyst_note":"Identify the affected product and encoder component from the NVD entry or vendor advisory; the sources give no product, versions or fix.","how_to_check":"unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"yes","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000633,"input_tokens":4520,"output_tokens":361,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':12A,15A '-59594':13A,16A 'alloc':3A,30B,66C 'allow':7A 'attack':43B 'buffer':5A,25B,74C,80C 'code':47B 'could':51B,83C 'cve':11A,14A 'descript':56B 'devic':50B 'due':76C 'encod':1A,17B,34B,68C 'escal':10A,22B,52B,87C 'execut':91C 'exploit':63B,98C 'function':31B 'heap':4A,24B,73C,79C 'infrastructur':18B 'interact':59B,95C 'lead':84C 'local':8A,20B,40B,86C 'local-privilege-escal':19B 'need':61B,93C 'overflow':6A,26B,75C,81C 'possibl':72C 'privileg':9A,21B,53B,89C,92C 'process':41B 'run':46B 'say':57B 'spm':2A,29B,65C 'trigger':37B 'user':58B,94C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["encoder","infrastructure","localprivilegeescalation","unknown"],"campaign_type":null,"search_a":"'-2026':12A,15A '-59594':13A,16A 'alloc':3A 'allow':7A 'buffer':5A 'cve':11A,14A 'encod':1A 'escal':10A 'heap':4A 'local':8A 'overflow':6A 'privileg':9A 'spm':2A","search_b":"'alloc':30B 'attack':43B 'buffer':25B 'code':47B 'could':51B 'descript':56B 'devic':50B 'encod':17B,34B 'escal':22B,52B 'exploit':63B 'function':31B 'heap':24B 'infrastructur':18B 'interact':59B 'local':20B,40B 'local-privilege-escal':19B 'need':61B 'overflow':26B 'privileg':21B,53B 'process':41B 'run':46B 'say':57B 'spm':29B 'trigger':37B 'user':58B","search_c":"'alloc':66C 'buffer':74C,80C 'could':83C 'due':76C 'encod':68C 'escal':87C 'execut':91C 'exploit':98C 'heap':73C,79C 'interact':95C 'lead':84C 'local':86C 'need':93C 'overflow':75C,81C 'possibl':72C 'privileg':89C,92C 'spm':65C 'user':94C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T20:19:30+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-59594","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59594","severity":null,"published_at":"2026-11-10T20:19:30+00:00","modified_at":"2026-11-10T20:19:30+00:00","first_seen_at":"2026-11-10T20:46:13+00:00","fetched_at":"2026-11-10T20:46:13+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"}