{"id":"CVE-2016-7201","kind":"vulnerability","aliases":["CVE-2016-7201"],"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-2016-7200, 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 victim to load that page can run code in the browser and can also crash it.","severity":"high","cvss":8.8,"epss":0.80004,"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","package","windows"],"not_affected_if":["patched-edge-build"],"how_to_check":"Open Edge, go to edge://settings/help and note the version; compare it with the fixed build in the Microsoft advisory.","fix":"Update Microsoft Edge to the latest release, as CISA requires per vendor instructions.","status":"open","published_at":"2016-11-10T06:59:16+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:19:45+00:00","updated_at":"2026-10-23T21:57:35+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-10-23T21:19:45Z","model":"claude-haiku-5-5","output":{"fix":"Update Microsoft Edge to the latest release, as CISA requires per vendor instructions.\nunknown","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 victim to load that page can run code in the browser and can also crash it.","category":"package","who_cares":["microsoft-edge","windows","browser-users"],"confidence":0.7,"needs_auth":"no","worst_case":"Remote code runs in the browser after visiting a crafted page.","analyst_note":"Find the fixed Edge build number and affected version range in the Microsoft security advisory for CVE-2016-7201; sources given do not list them.","how_to_check":"Open Edge, go to edge://settings/help and note the version; compare it with the fixed build in the Microsoft advisory.\nunknown\nunknown","needs_analyst":true,"not_affected_if":["patched-edge-build"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000474,"input_tokens":2837,"output_tokens":380,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2016':9A,12A,103C,106C,109C,112C,115C,118C,122C '-7200':104C '-7201':10A,13A '-7202':107C '-7203':110C '-7208':113C '-7240':116C '-7242':119C '-7243':123C 'aka':92C 'allow':72C 'also':62B 'arbitrari':77C 'attack':45B,74C 'browser':17B,59B 'browser-us':16B 'caus':80C 'chakra':26B,65C 'code':56B,78C 'corrupt':6A,35B,86C,96C 'craft':39B,89C 'crash':63B 'cve':8A,11A,102C,105C,108C,111C,114C,117C,121C 'denial':82C 'differ':99C 'edg':2A,4A,22B,31B,71C 'edge':15A 'engin':28B,68C,94C 'execut':76C 'exploit':19B 'flaw':36B 'get':47B 'javascript':27B,66C 'load':51B 'memori':5A,34B,85C,95C 'microsoft':1A,3A,14A,21B,30B,70C 'microsoft-edg':20B 'packag':23B 'page':41B,53B 'remot':73C 'run':55B 'script':67C,93C 'servic':84C 'site':91C 'trigger':43B 'user':18B 'via':87C 'victim':49B 'vulner':7A,97C,100C 'web':40B,90C 'window':24B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2016-11-10T06:59:16+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-2016-7201","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2016-7201","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":"2026-10-25T10:39:07+00:00","note":null},{"source":"epss","external_id":"CVE-2016-7201","url":"https://api.first.org/data/v1/epss?cve=CVE-2016-7201","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-2016-7201","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-7201","severity":null,"published_at":"2016-11-10T06:59:16+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"}