{"id":"CVE-2026-57004","kind":"vulnerability","aliases":["CVE-2026-57004"],"related":[],"title":"Chromium-based component: out-of-bounds write lets remote attackers escalate privilege","description":"In PresenceDecoderV1::DecodeDataElements of presence_decoder_v1.cc, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","summary":"A missing bounds check in PresenceDecoderV1::DecodeDataElements allows an out-of-bounds write. A remote attacker could use it to escalate privileges without user interaction.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["android","chromium","other"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T20:19:17+00:00","first_seen_at":"2026-11-10T20:46:08+00:00","triaged_at":"2026-11-10T20:52:10+00:00","updated_at":"2026-11-10T20:52:10+00:00","category":"other","confidence":0.3,"triage":{"at":"2026-11-10T20:52:10Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"internet","title":"Chromium-based component: out-of-bounds write lets remote attackers escalate privilege","impact":"high","summary":"A missing bounds check in PresenceDecoderV1::DecodeDataElements allows an out-of-bounds write. A remote attacker could use it to escalate privileges without user interaction.","audience":"everyone","category":"other","nicknames":[],"who_cares":["android","chromium"],"confidence":0.3,"fix_status":"unknown","needs_auth":"unknown","worst_case":"remote attacker escalates privilege on the affected device","analyst_note":"Identify the affected product (presence_decoder_v1.cc suggests Android or Chromium) and its fixed version from the NVD entry or vendor bulletin at https://nvd.nist.gov/vuln/detail/CVE-2026-57004.","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":"unknown"},"cost_usd":0.000658,"input_tokens":4556,"output_tokens":404,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':16A,19A '-57004':17A,20A 'addit':79C 'allow':30B 'android':21B 'attack':12A,39B 'base':3A 'bound':8A,25B,35B,61C,67C 'check':26B,68C 'chromium':2A,22B 'chromium-bas':1A 'compon':4A 'could':40B,70C 'cve':15A,18A 'decodedatael':29B,51C 'due':63C 'escal':13A,44B,74C 'execut':80C 'exploit':89C 'interact':48B,84C 'lead':71C 'let':10A 'miss':24B,66C 'need':82C,87C 'out-of-bound':5A,32B,58C 'possibl':57C 'presence_decoder_v1.cc':53C 'presencedecoderv1':28B,50C 'privileg':14A,45B,76C,81C 'remot':11A,38B,73C 'use':41B 'user':47B,83C 'without':46B 'write':9A,36B,62C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"everyone","plain_action":null,"pkeys":[],"ptokens":[],"labels":["android","chromium","other","unknown"],"campaign_type":null,"search_a":"'-2026':16A,19A '-57004':17A,20A 'attack':12A 'base':3A 'bound':8A 'chromium':2A 'chromium-bas':1A 'compon':4A 'cve':15A,18A 'escal':13A 'let':10A 'out-of-bound':5A 'privileg':14A 'remot':11A 'write':9A","search_b":"'allow':30B 'android':21B 'attack':39B 'bound':25B,35B 'check':26B 'chromium':22B 'could':40B 'decodedatael':29B 'escal':44B 'interact':48B 'miss':24B 'out-of-bound':32B 'presencedecoderv1':28B 'privileg':45B 'remot':38B 'use':41B 'user':47B 'without':46B 'write':36B","search_c":"'addit':79C 'bound':61C,67C 'check':68C 'could':70C 'decodedatael':51C 'due':63C 'escal':74C 'execut':80C 'exploit':89C 'interact':84C 'lead':71C 'miss':66C 'need':82C,87C 'out-of-bound':58C 'possibl':57C 'presence_decoder_v1.cc':53C 'presencedecoderv1':50C 'privileg':76C,81C 'remot':73C 'user':83C 'write':62C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T20:19:17+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-57004","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57004","severity":null,"published_at":"2026-11-10T20:19:17+00:00","modified_at":"2026-11-10T20:19:17+00:00","first_seen_at":"2026-11-10T20:46:08+00:00","fetched_at":"2026-11-10T20:46:08+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"}