{"id":"CVE-2026-113319","kind":"vulnerability","aliases":["CVE-2026-113319"],"related":[],"title":"Chrome: accessibility use-after-free lets a web page run code in sandbox","description":"Use after free in Accessibility 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 use-after-free bug in Chrome's Accessibility component lets a remote attacker run arbitrary code inside the browser sandbox when a user visits a crafted HTML page. The sources do not say whether a sandbox escape is also possible.","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-users","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":"2026-10-20T22:19:26+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:35:04+00:00","updated_at":"2026-10-23T22:35:04+00:00","category":"package","confidence":0.8,"triage":{"at":"2026-10-23T22:35:04Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.\nunknown","reach":"internet","title":"Chrome: accessibility use-after-free lets a web page run code in sandbox","impact":"high","summary":"A use-after-free bug in Chrome's Accessibility component lets a remote attacker run arbitrary code inside the browser sandbox when a user visits a crafted HTML page. The sources do not say whether a sandbox escape is also possible.","category":"package","who_cares":["chrome","desktop-users","browsers"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code inside the Chrome sandbox after a page visit","analyst_note":"","how_to_check":"Run chrome://version in Chrome and compare the version with 156.0.8078.47.\nunknown","needs_analyst":false,"not_affected_if":["already-on-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"unknown"},"cost_usd":0.000473,"input_tokens":2942,"output_tokens":358,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113319':17A,20A '-2026':16A,19A '156.0.8078.47':82C 'access':2A,39B,76C 'allow':83C 'also':70B 'arbitrari':46B,89C 'attack':44B,86C 'browser':23B,50B 'bug':35B 'chrome':1A,22A,24B,37B,79C 'chromium':99C 'code':12A,47B,90C 'compon':40B 'craft':57B,96C 'cve':15A,18A 'desktop':26B 'desktop-us':25B 'escap':68B 'execut':88C 'free':6A,34B,74C 'googl':78C 'google':21A 'html':58B,97C 'insid':48B,91C 'let':7A,41B 'medium':102C 'packag':28B 'page':10A,59B,98C 'possibl':71B 'prior':80C 'remot':43B,85C 'run':11A,45B 'runtim':29B 'sandbox':14A,51B,67B,93C 'say':64B 'secur':100C 'sever':101C 'sourc':61B 'use':4A,32B,72C 'use-after-fre':3A,31B 'user':27B,54B 'via':94C 'visit':55B 'web':9A 'whether':65B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:26+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-2026-113319","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113319","severity":null,"published_at":"2026-10-20T22:19:26+00:00","modified_at":"2026-10-21T17:04:28+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","fetched_at":"2026-10-23T22:29:00+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"}