{"id":"CVE-2026-113186","kind":"vulnerability","aliases":["CVE-2026-113186"],"related":[],"title":"Chrome: DevTools memory corruption lets a web page run code","description":"Memory corruption in DevTools in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Low)","summary":"A crafted HTML page can corrupt memory in Chrome's DevTools component before 156.0.8078.47. A remote attacker can use this to 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":["browser","chrome","desktop","other","vendor"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Run chrome://version and compare the version with 156.0.8078.47.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:11+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:36:24+00:00","updated_at":"2026-10-23T22:36:24+00:00","category":"vendor","confidence":0.8,"triage":{"at":"2026-10-23T22:36:24Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: DevTools memory corruption lets a web page run code","impact":"high","summary":"A crafted HTML page can corrupt memory in Chrome's DevTools component before 156.0.8078.47. A remote attacker can use this to execute arbitrary code outside the browser sandbox.","category":"vendor","who_cares":["chrome","desktop","browser"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs arbitrary code on the visitor's machine outside the sandbox.","analyst_note":"","how_to_check":"Run chrome://version 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":"critical"},"cost_usd":0.000458,"input_tokens":2944,"output_tokens":328,"severity_before":"critical"},"analyst_status":null,"analyst_note":null,"search":"'-113186':13A,16A '-2026':12A,15A '156.0.8078.47':37B,61C 'allow':62C 'arbitrari':46B,68C 'attack':40B,65C 'browser':19B,50B 'chrome':1A,18A,20B,32B,58C 'chromium':78C 'code':10A,47B,69C 'compon':35B 'corrupt':4A,29B,53C 'craft':25B,75C 'cve':11A,14A 'desktop':21B 'devtool':2A,34B,55C 'execut':45B,67C 'googl':57C 'google':17A 'html':26B,76C 'let':5A 'low':81C 'memori':3A,30B,52C 'outsid':48B,70C 'page':8A,27B,77C 'prior':59C 'remot':39B,64C 'run':9A 'sandbox':51B,72C 'secur':79C 'sever':80C 'use':42B 'vendor':23B 'via':73C 'web':7A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:11+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-2026-113186","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113186","severity":null,"published_at":"2026-10-20T22:19:11+00:00","modified_at":"2026-10-22T23:18:27+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"}