{"id":"CVE-2026-113308","kind":"vulnerability","aliases":["CVE-2026-113308"],"related":[],"title":"Chrome: use-after-free lets a crafted web page run code","description":"Use after free in Core 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":"Google Chrome before 156.0.8078.47 has a use-after-free bug in its Core component. A remote attacker who gets a user to open a crafted HTML page can execute arbitrary code inside the browser sandbox.","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":["browser","chrome","desktop","linux","macos","runtime","vendor","windows"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open chrome://settings/help and read the version; anything below 156.0.8078.47 is affected.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:25+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:35:10+00:00","updated_at":"2026-10-23T22:35:10+00:00","category":"vendor","confidence":0.8,"triage":{"at":"2026-10-23T22:35:10Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: use-after-free lets a crafted web page run code","impact":"high","summary":"Google Chrome before 156.0.8078.47 has a use-after-free bug in its Core component. A remote attacker who gets a user to open a crafted HTML page can execute arbitrary code inside the browser sandbox.","category":"vendor","who_cares":["chrome","desktop","windows","macos","linux"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code inside the browser sandbox after a user visits a page","analyst_note":"","how_to_check":"Open chrome://settings/help and read the 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":0.000466,"input_tokens":2948,"output_tokens":343,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113308':15A,18A '-2026':14A,17A '156.0.8078.47':32B,75C 'allow':76C 'arbitrari':59B,82C 'attack':46B,79C 'browser':21B,63B 'bug':39B 'chrome':1A,20A,22B,30B,72C 'chromium':92C 'code':12A,60B,83C 'compon':43B 'core':42B,69C 'craft':8A,54B,89C 'cve':13A,16A 'desktop':23B 'execut':58B,81C 'free':5A,38B,67C 'get':48B 'googl':29B,71C 'google':19A 'html':55B,90C 'insid':61B,84C 'let':6A 'linux':24B 'maco':25B 'medium':95C 'open':52B 'page':10A,56B,91C 'prior':73C 'remot':45B,78C 'run':11A 'runtim':26B 'sandbox':64B,86C 'secur':93C 'sever':94C 'use':3A,36B,65C 'use-after-fre':2A,35B 'user':50B 'vendor':27B 'via':87C 'web':9A 'window':28B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:25+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-2026-113308","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113308","severity":null,"published_at":"2026-10-20T22:19:25+00:00","modified_at":"2026-10-21T17:05:47+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"}