{"id":"CVE-2026-113097","kind":"vulnerability","aliases":["CVE-2026-113097"],"related":[],"title":"Google Chrome: use-after-free in FileSystem lets crafted page run code","description":"Use after free in FileSystem 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: High)","summary":"A use-after-free bug in Chrome's FileSystem component lets a remote attacker run arbitrary code inside the browser sandbox by luring a user to a crafted HTML page. Chrome versions before 156.0.8078.47 are affected.","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","runtime","vendor"],"not_affected_if":["already-updated-chrome"],"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.","status":"open","published_at":"2026-10-20T22:19:01+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:37:23+00:00","updated_at":"2026-10-23T22:37:23+00:00","category":"vendor","confidence":0.8,"triage":{"at":"2026-10-23T22:37:23Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Google Chrome: use-after-free in FileSystem lets crafted page run code","impact":"high","summary":"A use-after-free bug in Chrome's FileSystem component lets a remote attacker run arbitrary code inside the browser sandbox by luring a user to a crafted HTML page. Chrome versions before 156.0.8078.47 are affected.","category":"vendor","who_cares":["chrome","browsers","desktop"],"confidence":0.8,"needs_auth":"no","worst_case":"attacker runs code inside the browser sandbox after a visit","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-updated-chrome"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000465,"input_tokens":2942,"output_tokens":342,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113097':16A,19A '-2026':15A,18A '156.0.8078.47':61B,74C 'affect':63B 'allow':75C 'arbitrari':43B,82C 'attack':41B,78C 'browser':22B,47B 'bug':32B 'chrome':2A,21A,23B,34B,58B,71C 'chromium':92C 'code':13A,44B,83C 'compon':37B 'craft':10A,55B,89C 'cve':14A,17A 'desktop':24B 'execut':81C 'filesystem':8A,36B,68C 'free':6A,31B,66C 'googl':1A,70C 'google':20A 'high':95C 'html':56B,90C 'insid':45B,84C 'let':9A,38B 'lure':50B 'page':11A,57B,91C 'potenti':80C 'prior':72C 'remot':40B,77C 'run':12A,42B 'runtim':25B 'sandbox':48B,86C 'secur':93C 'sever':94C 'use':4A,29B,64C 'use-after-fre':3A,28B 'user':52B 'vendor':26B 'version':59B 'via':87C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:01+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-2026-113097","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113097","severity":null,"published_at":"2026-10-20T22:19:01+00:00","modified_at":"2026-10-21T17:29:31+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"}