{"cve_id":"CVE-2016-1646","published":"2016-03-29T10:59:00.160000+00:00","last_modified":"2026-06-17T00:42:19.940000+00:00","vuln_status":"Analyzed","description":"The Array.prototype.concat implementation in builtins.cc in Google V8, as used in Google Chrome before 49.0.2623.108, does not properly consider element data types, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via crafted JavaScript code.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","base_score":8.8,"base_severity":"HIGH","attack_vector":"NETWORK","privileges_req":"NONE","user_interaction":"REQUIRED","scope":"UNCHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"HIGH","cwe_ids":["CWE-125"],"in_kev":true,"kev_date_added":"2022-06-08","kev_ransomware":false,"epss_score":0.4811,"epss_percentile":0.98859,"cap_rule_version":"0.1.1","stage":"INITIAL_ACCESS","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":true,"grant_access":"USER","caps":["CODE_EXEC","INFO_DISCLOSURE"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T08:26:11.536132+00:00","first_seen":"2016-03-29T10:59:00.160000+00:00","kev_first_seen":"2022-06-08T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["canonical","debian","google","opensuse","redhat","suse"],"products":["chrome","debian_linux","enterprise_linux_desktop","enterprise_linux_eus","enterprise_linux_server","enterprise_linux_workstation","leap","opensuse","package_hub","ubuntu_linux"],"affected":[{"vendor":"canonical","product":"ubuntu_linux","ranges":["15.10","14.04","16.04"]},{"vendor":"debian","product":"debian_linux","ranges":["8.0","9.0"]},{"vendor":"google","product":"chrome","ranges":["< 49.0.2623.108"]},{"vendor":"opensuse","product":"leap","ranges":["42.1"]},{"vendor":"opensuse","product":"opensuse","ranges":["13.1"]},{"vendor":"redhat","product":"enterprise_linux_desktop","ranges":["6.0"]},{"vendor":"redhat","product":"enterprise_linux_eus","ranges":["6.7"]},{"vendor":"redhat","product":"enterprise_linux_server","ranges":["6.0"]},{"vendor":"redhat","product":"enterprise_linux_workstation","ranges":["6.0"]},{"vendor":"suse","product":"package_hub","ranges":["all versions"]}]}