{"id":"CVE-2026-113016","kind":"vulnerability","aliases":["CVE-2026-113016"],"related":[],"title":"Chrome: crafted web page can run code inside the browser sandbox","description":"Improper input validation in Extensions in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","summary":"Google Chrome before 156.0.8078.47 has an input validation flaw in its Extensions code. A remote attacker who lures a user to a crafted HTML page can potentially execute arbitrary code inside the browser sandbox.","severity":"high","cvss":8.8,"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","package"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open chrome://settings/help and read the version number; anything below 156.0.8078.47 is affected.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:18:52+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-23T22:38:14+00:00","updated_at":"2026-10-23T22:38:14+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-10-23T22:38:14Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: crafted web page can run code inside the browser sandbox","impact":"medium","summary":"Google Chrome before 156.0.8078.47 has an input validation flaw in its Extensions code. A remote attacker who lures a user to a crafted HTML page can potentially execute arbitrary code inside the browser sandbox.","category":"package","who_cares":["chrome","desktop","browsers"],"confidence":0.7,"needs_auth":"no","worst_case":"Attacker runs code inside the browser sandbox after a victim visits a page","analyst_note":"","how_to_check":"Open chrome://settings/help and read the version number; anything below 156.0.8078.47 is affected.","needs_analyst":false,"not_affected_if":["already-on-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"unknown"},"cost_usd":0.000467,"input_tokens":2941,"output_tokens":346,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113016':14A,17A '-2026':13A,16A '156.0.8078.47':28B,69C 'allow':70C 'arbitrari':53B,77C 'attack':40B,73C 'browser':10A,20B,57B 'chrome':1A,19A,21B,26B,66C 'chromium':87C 'code':7A,37B,54B,78C 'craft':2A,47B,84C 'cve':12A,15A 'desktop':22B 'execut':52B,76C 'extens':36B,63C 'flaw':33B 'googl':25B,65C 'google':18A 'html':48B,85C 'improp':59C 'input':31B,60C 'insid':8A,55B,79C 'lure':42B 'medium':90C 'packag':24B 'page':4A,49B,86C 'potenti':51B,75C 'prior':67C 'remot':39B,72C 'run':6A 'sandbox':11A,58B,81C 'secur':88C 'sever':89C 'user':44B 'valid':32B,61C 'via':82C 'web':3A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:52+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-113016","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113016","severity":null,"published_at":"2026-10-20T22:18:52+00:00","modified_at":"2026-10-21T17:43:31+00:00","first_seen_at":"2026-10-23T21:57:23+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"}