{"id":"CVE-2026-113294","kind":"vulnerability","aliases":["CVE-2026-113294"],"related":[],"title":"Chrome: crafted HTML page can run code inside the browser sandbox","description":"Improper input validation in Loader 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: Low)","summary":"Google Chrome before 156.0.8078.47 has an input validation flaw in its Loader component. A remote attacker who lures a user to a crafted HTML page can potentially execute arbitrary code inside the 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":["browser","browser-users","chrome","desktop","package","runtime"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Run chrome://version in Chrome and compare the version with 156.0.8078.47.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:23+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:35:17+00:00","updated_at":"2026-10-23T22:35:17+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-10-23T22:35:17Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: crafted HTML 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 Loader component. A remote attacker who lures a user to a crafted HTML page can potentially execute arbitrary code inside the sandbox.","category":"package","who_cares":["chrome","desktop","browser-users"],"confidence":0.7,"needs_auth":"no","worst_case":"Attacker code runs inside the Chrome sandbox after a user visits a page","analyst_note":"","how_to_check":"Run chrome://version in Chrome and compare the version with 156.0.8078.47.","needs_analyst":false,"not_affected_if":["already-on-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000464,"input_tokens":2942,"output_tokens":340,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113294':14A,17A '-2026':13A,16A '156.0.8078.47':31B,71C 'allow':72C 'arbitrari':56B,79C 'attack':43B,75C 'browser':10A,20B,22B 'browser-us':21B 'chrome':1A,19A,24B,29B,68C 'chromium':89C 'code':7A,57B,80C 'compon':40B 'craft':2A,50B,86C 'cve':12A,15A 'desktop':25B 'execut':55B,78C 'flaw':36B 'googl':28B,67C 'google':18A 'html':3A,51B,87C 'improp':61C 'input':34B,62C 'insid':8A,58B,81C 'loader':39B,65C 'low':92C 'lure':45B 'packag':26B 'page':4A,52B,88C 'potenti':54B,77C 'prior':69C 'remot':42B,74C 'run':6A 'runtim':27B 'sandbox':11A,60B,83C 'secur':90C 'sever':91C 'user':23B,47B 'valid':35B,63C 'via':84C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:23+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-2026-113294","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113294","severity":null,"published_at":"2026-10-20T22:19:23+00:00","modified_at":"2026-10-21T17:06:53+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"}