{"id":"CVE-2016-5198","kind":"vulnerability","aliases":["CVE-2016-5198"],"related":[],"title":"V8 in Google Chrome prior to 54.0.2840.90 for Linux, and 54.0.2840.85 for Android, and 54.0.2840.87 for Windows and…","description":"Google Chromium V8 Engine contains an out-of-bounds memory access vulnerability that allows a remote attacker to perform read/write operations, leading to code execution, via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.\n\nCISA required action: Apply updates per vendor instructions.","summary":"A flaw in the V8 JavaScript engine inside Chromium lets a crafted HTML page read and write memory out of bounds. An attacker can use this to run code when a victim opens the page in an affected browser.","severity":"high","cvss":8.8,"epss":0.34164,"exploited":true,"exploited_at":"2022-06-08T00:00:00+00:00","products":[{"name":"Google Chromium V8","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"google chrome","fixed":["54.0.2840.90"],"affected":"< 54.0.2840.90","ecosystem":"vendor"},{"name":"google chrome","fixed":["54.0.2840.85"],"affected":"< 54.0.2840.85","ecosystem":"vendor"},{"name":"google chrome","fixed":["54.0.2840.87"],"affected":"< 54.0.2840.87","ecosystem":"vendor"},{"name":"redhat enterprise linux desktop","fixed":[],"affected":"= 6.0","ecosystem":"vendor"},{"name":"redhat enterprise linux server","fixed":[],"affected":"= 6.0","ecosystem":"vendor"},{"name":"redhat enterprise linux workstation","fixed":[],"affected":"= 6.0","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["browser-users","chromium","exploited","google-chrome","microsoft-edge","opera","runtime"],"not_affected_if":["patched-browser-version"],"how_to_check":"Open the browser's version page (chrome://version or edge://version) and compare the version to the fixed release from the vendor advisory.","fix":"Update Google Chrome, Microsoft Edge, Opera or other Chromium-based browsers to a release that includes the vendor fix.","status":"open","published_at":"2017-01-19T05:59:00+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:12:42+00:00","updated_at":"2026-10-23T22:29:04+00:00","category":"runtime","confidence":0.7,"triage":{"at":"2026-10-23T21:12:42Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome, Microsoft Edge, Opera or other Chromium-based browsers to a release that includes the vendor fix.\nunknown","reach":"internet","impact":"high","summary":"A flaw in the V8 JavaScript engine inside Chromium lets a crafted HTML page read and write memory out of bounds. An attacker can use this to run code when a victim opens the page in an affected browser.","category":"runtime","who_cares":["chromium","google-chrome","microsoft-edge","opera","browser-users"],"confidence":0.7,"needs_auth":"no","worst_case":"Attacker runs code in the browser after a victim opens a crafted page.","analyst_note":"Find the fixed Chromium version and advisory from the Chrome Releases blog or the CISA KEV entry, since the sources give no version data.","how_to_check":"Open the browser's version page (chrome://version or edge://version) and compare the version to the fixed release from the vendor advisory.\nunknown\nunknown","needs_analyst":true,"not_affected_if":["patched-browser-version"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000494,"input_tokens":2903,"output_tokens":407,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2016':19A,22A '-5198':20A,23A '54.0.2840.85':11A '54.0.2840.87':15A '54.0.2840.90':7A 'access':108C 'action':151C 'affect':95B,131C 'allow':111C 'android':13A 'appli':152C 'attack':80B,114C 'bound':78B,106C 'browser':46B,96B,134C 'browser-us':45B 'chrome':4A,28A,30A,32A,52B,144C 'chromium':25A,48B,66B,98C,137C 'cisa':149C 'code':86B,121C 'contain':101C 'could':130C 'craft':69B,125C 'cve':18A,21A 'desktop':36A 'edg':55B,146C 'engin':64B,100C 'enterprise':34A,38A,42A 'execut':122C 'exploit':49B 'flaw':59B 'googl':3A,51B,97C,143C 'google':24A,27A,29A,31A 'google-chrom':50B 'html':70B,126C 'includ':138C 'insid':65B 'instruct':156C 'javascript':63B 'lead':119C 'let':67B 'limit':141C 'linux':9A,35A,39A,43A 'memori':75B,107C 'microsoft':54B,145C 'microsoft-edg':53B 'multipl':132C 'open':90B 'oper':118C 'opera':56B,148C 'out-of-bound':103C 'page':71B,92B,127C 'per':154C 'perform':116C 'prior':5A 'read':72B 'read/write':117C 'redhat':33A,37A,41A 'remot':113C 'requir':150C 'run':85B 'runtim':57B 'server':40A 'updat':153C 'use':82B 'user':47B 'util':136C 'v8':1A,26A,62B,99C 'vendor':155C 'via':123C 'victim':89B 'vulner':109C,129C 'web':133C 'window':17A 'workstation':44A 'write':74B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2017-01-19T05:59:00+00:00","kev":{"dateAdded":"2022-06-08","dueDate":"2022-06-22","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-2016-5198","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2016-5198","severity":null,"published_at":"2022-06-08T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T16:39:48+00:00","note":null},{"source":"epss","external_id":"CVE-2016-5198","url":"https://api.first.org/data/v1/epss?cve=CVE-2016-5198","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-2016-5198","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-5198","severity":null,"published_at":"2017-01-19T05:59:00+00:00","modified_at":"2026-06-17T00:48:57+00:00","first_seen_at":"2026-10-23T22:29:04+00:00","fetched_at":"2026-10-23T22:29:04+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"}