{"id":"CVE-2026-113222","kind":"vulnerability","aliases":["CVE-2026-113222"],"related":[],"title":"Chrome V8: use-after-free lets a crafted web page run code","description":"Use after free in V8 in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)","summary":"Chrome's V8 JavaScript engine has a use-after-free bug that a remote attacker can trigger with a crafted HTML page. Successful exploitation may execute arbitrary code outside the browser sandbox.","severity":"critical","cvss":9.6,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"google chrome","fixed":["156.0.8078.47"],"affected":"< 156.0.8078.47","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["browsers","chrome","desktop","other","runtime"],"not_affected_if":["already-updated-to-156.0.8078.47-or-later"],"how_to_check":"Open chrome://settings/help or run the browser version check and confirm the version is 156.0.8078.47 or later.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:15+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:36:04+00:00","updated_at":"2026-10-23T22:36:04+00:00","category":"runtime","confidence":0.85,"triage":{"at":"2026-10-23T22:36:04Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome V8: use-after-free lets a crafted web page run code","impact":"high","summary":"Chrome's V8 JavaScript engine has a use-after-free bug that a remote attacker can trigger with a crafted HTML page. Successful exploitation may execute arbitrary code outside the browser sandbox.","category":"runtime","who_cares":["chrome","desktop","browsers"],"confidence":0.85,"needs_auth":"no","worst_case":"Arbitrary code runs outside the sandbox on the visiting user's machine.","analyst_note":"","how_to_check":"Open chrome://settings/help or run the browser version check and confirm the version is 156.0.8078.47 or later.","needs_analyst":false,"not_affected_if":["already-updated-to-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"critical"},"cost_usd":0.000469,"input_tokens":2939,"output_tokens":351,"severity_before":"critical"},"analyst_status":null,"analyst_note":null,"search":"'-113222':16A,19A '-2026':15A,18A '156.0.8078.47':70C 'allow':71C 'arbitrari':54B,78C 'attack':42B,74C 'browser':22B,58B 'bug':38B 'chrome':1A,21A,23B,27B,67C 'chromium':88C 'code':13A,55B,79C 'craft':9A,47B,85C 'cve':14A,17A 'desktop':24B 'engin':31B 'execut':53B,77C 'exploit':51B 'free':6A,37B,62C 'googl':66C 'google':20A 'high':91C 'html':48B,86C 'javascript':30B 'let':7A 'may':52B 'outsid':56B,80C 'page':11A,49B,87C 'potenti':76C 'prior':68C 'remot':41B,73C 'run':12A 'runtim':26B 'sandbox':59B,82C 'secur':89C 'sever':90C 'success':50B 'trigger':44B 'use':4A,35B,60C 'use-after-fre':3A,34B 'v8':2A,29B,64C 'via':83C 'web':10A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:15+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-113222","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113222","severity":null,"published_at":"2026-10-20T22:19:15+00:00","modified_at":"2026-10-22T23:18:28+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","fetched_at":"2026-10-23T22:28:59+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"}