{"id":"CVE-2016-7200","kind":"vulnerability","aliases":["CVE-2016-7200"],"related":[],"title":"Microsoft Edge: Microsoft Edge Memory Corruption Vulnerability","description":"The Chakra JavaScript scripting engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka \"Scripting Engine Memory Corruption Vulnerability,\" a different vulnerability than CVE-2016-7201, CVE-2016-7202, CVE-2016-7203, CVE-2016-7208, CVE-2016-7240, CVE-2016-7242, and CVE-2016-7243.","summary":"The Chakra JavaScript engine in Microsoft Edge has a memory corruption flaw that a crafted web page can trigger. An attacker who gets a user to visit a malicious site can run code on the victim's machine or crash the browser.","severity":"critical","cvss":8.8,"epss":0.82779,"exploited":true,"exploited_at":"2022-03-28T00:00:00+00:00","products":[{"name":"Microsoft Edge","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["browser-users","exploited","microsoft-edge","vendor","windows"],"not_affected_if":["unknown"],"how_to_check":"Open Edge, go to Settings > About Microsoft Edge and confirm the version is current; unknown for a specific fixed version in the sources.","fix":"Update Microsoft Edge to the latest version per vendor instructions; the specific fixed version is unknown from the sources.","status":"open","published_at":"2016-11-10T06:59:15+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:19:52+00:00","updated_at":"2026-10-23T21:57:35+00:00","category":"vendor","confidence":0.7,"triage":{"at":"2026-10-23T21:19:52Z","model":"claude-haiku-5-5","output":{"fix":"Update Microsoft Edge to the latest version per vendor instructions; the specific fixed version is unknown from the sources.","reach":"internet","impact":"high","summary":"The Chakra JavaScript engine in Microsoft Edge has a memory corruption flaw that a crafted web page can trigger. An attacker who gets a user to visit a malicious site can run code on the victim's machine or crash the browser.","category":"vendor","who_cares":["microsoft-edge","windows","browser-users"],"confidence":0.7,"needs_auth":"no","worst_case":"Attacker runs code on the victim's machine via a crafted website","analyst_note":"Confirm fixed Edge version and KEV due date at the CISA KEV entry for CVE-2016-7200 and the Microsoft advisory for CVE-2016-7200.","how_to_check":"Open Edge, go to Settings > About Microsoft Edge and confirm the version is current; unknown for a specific fixed version in the sources.","needs_analyst":true,"not_affected_if":["unknown"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"critical"},"cost_usd":0.000483,"input_tokens":2837,"output_tokens":398,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2016':9A,12A,106C,109C,112C,115C,118C,121C,125C '-7200':10A,13A '-7201':107C '-7202':110C '-7203':113C '-7208':116C '-7240':119C '-7242':122C '-7243':126C 'aka':95C 'allow':75C 'arbitrari':80C 'attack':45B,77C 'browser':17B,66B 'browser-us':16B 'caus':83C 'chakra':26B,68C 'code':57B,81C 'corrupt':6A,35B,89C,99C 'craft':39B,92C 'crash':64B 'cve':8A,11A,105C,108C,111C,114C,117C,120C,124C 'denial':85C 'differ':102C 'edg':2A,4A,22B,31B,74C 'edge':15A 'engin':28B,71C,97C 'execut':79C 'exploit':19B 'flaw':36B 'get':47B 'javascript':27B,69C 'machin':62B 'malici':53B 'memori':5A,34B,88C,98C 'microsoft':1A,3A,14A,21B,30B,73C 'microsoft-edg':20B 'page':41B 'remot':76C 'run':56B 'script':70C,96C 'servic':87C 'site':54B,94C 'trigger':43B 'user':18B,49B 'vendor':23B 'via':90C 'victim':60B 'visit':51B 'vulner':7A,100C,103C 'web':40B,93C 'window':24B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2016-11-10T06:59:15+00:00","kev":{"dateAdded":"2022-03-28","dueDate":"2022-04-18","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2016-7200","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2016-7200","severity":null,"published_at":"2022-03-28T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T13:39:31+00:00","note":null},{"source":"epss","external_id":"CVE-2016-7200","url":"https://api.first.org/data/v1/epss?cve=CVE-2016-7200","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:45+00:00","fetched_at":"2026-10-23T19:13:45+00:00","note":null},{"source":"nvd","external_id":"CVE-2016-7200","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-7200","severity":null,"published_at":"2016-11-10T06:59:15+00:00","modified_at":"2026-06-17T00:52:46+00:00","first_seen_at":"2026-10-23T21:57:35+00:00","fetched_at":"2026-10-23T21:57:35+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}