{"id":"CVE-2026-113044","kind":"vulnerability","aliases":["CVE-2026-113044"],"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 execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)","summary":"A use-after-free bug in the V8 JavaScript engine in Google Chrome before 156.0.8078.47 lets a remote attacker run arbitrary code inside the browser sandbox via a crafted HTML page. Visiting a malicious site is enough to trigger it.","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","chromium","desktop","other","runtime"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open Chrome, go to 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 restart the browser.","status":"open","published_at":"2026-10-20T22:18:55+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-23T22:37:55+00:00","updated_at":"2026-10-23T22:37:55+00:00","category":"other","confidence":0.85,"triage":{"at":"2026-10-23T22:37:55Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later and restart the browser.","reach":"internet","title":"Chrome V8: use-after-free lets a crafted web page run code","impact":"high","summary":"A use-after-free bug in the V8 JavaScript engine in Google Chrome before 156.0.8078.47 lets a remote attacker run arbitrary code inside the browser sandbox via a crafted HTML page. Visiting a malicious site is enough to trigger it.","category":"other","who_cares":["chrome","chromium","desktop","browsers"],"confidence":0.85,"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, go to 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":0.000482,"input_tokens":2944,"output_tokens":376,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113044':16A,19A '-2026':15A,18A '156.0.8078.47':43B,78C 'allow':79C 'arbitrari':49B,85C 'attack':47B,82C 'browser':22B,53B 'bug':33B 'chrome':1A,21A,23B,41B,75C 'chromium':24B,95C 'code':13A,50B,86C 'craft':9A,57B,92C 'cve':14A,17A 'desktop':25B 'engin':38B 'enough':65B 'execut':84C 'free':6A,32B,70C 'googl':40B,74C 'google':20A 'high':98C 'html':58B,93C 'insid':51B,87C 'javascript':37B 'let':7A,44B 'malici':62B 'page':11A,59B,94C 'prior':76C 'remot':46B,81C 'run':12A,48B 'runtim':27B 'sandbox':54B,89C 'secur':96C 'sever':97C 'site':63B 'trigger':67B 'use':4A,30B,68C 'use-after-fre':3A,29B 'v8':2A,36B,72C 'via':55B,90C 'visit':60B 'web':10A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:55+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-2026-113044","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113044","severity":null,"published_at":"2026-10-20T22:18:55+00:00","modified_at":"2026-10-22T15:38:13+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"}