{"id":"CVE-2026-113206","kind":"vulnerability","aliases":["CVE-2026-113206"],"related":[],"title":"Chrome: Omnibox memory corruption lets a crafted web page run code","description":"Memory corruption in Omnibox in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","summary":"A memory corruption bug in Chrome's Omnibox (address bar) lets a remote attacker run arbitrary code inside the browser sandbox via a crafted HTML page. Exploitation requires a victim to visit the attacker's page.","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","package"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open chrome://settings/help and read the installed version; anything below 156.0.8078.47 is affected.","fix":"Update Google Chrome to 156.0.8078.47 or later and relaunch the browser.","status":"open","published_at":"2026-10-20T22:19:13+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:36:13+00:00","updated_at":"2026-10-23T22:36:13+00:00","category":"package","confidence":0.8,"triage":{"at":"2026-10-23T22:36:13Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later and relaunch the browser.","reach":"internet","title":"Chrome: Omnibox memory corruption lets a crafted web page run code","impact":"high","summary":"A memory corruption bug in Chrome's Omnibox (address bar) lets a remote attacker run arbitrary code inside the browser sandbox via a crafted HTML page. Exploitation requires a victim to visit the attacker's page.","category":"package","who_cares":["chrome","desktop","browsers"],"confidence":0.8,"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 installed version; 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":"high"},"cost_usd":0.000474,"input_tokens":2947,"output_tokens":358,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113206':14A,17A '-2026':13A,16A '156.0.8078.47':69C 'address':32B 'allow':70C 'arbitrari':39B,76C 'attack':37B,57B,73C 'bar':33B 'browser':20B,43B 'bug':27B 'chrome':1A,19A,21B,29B,66C 'chromium':86C 'code':11A,40B,77C 'corrupt':4A,26B,61C 'craft':7A,47B,83C 'cve':12A,15A 'desktop':22B 'execut':75C 'exploit':50B 'googl':65C 'google':18A 'html':48B,84C 'insid':41B,78C 'let':5A,34B 'medium':89C 'memori':3A,25B,60C 'omnibox':2A,31B,63C 'packag':23B 'page':9A,49B,59B,85C 'prior':67C 'remot':36B,72C 'requir':51B 'run':10A,38B 'sandbox':44B,80C 'secur':87C 'sever':88C 'via':45B,81C 'victim':53B 'visit':55B 'web':8A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:13+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-2026-113206","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113206","severity":null,"published_at":"2026-10-20T22:19:13+00:00","modified_at":"2026-10-22T14:06:54+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"}