{"id":"CVE-2026-113239","kind":"vulnerability","aliases":["CVE-2026-113239"],"related":[],"title":"Chrome for Android: crafted web page runs code inside sandbox","description":"Range error in SiteIsolation in Google Chrome on on Android 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":"Chrome for Android before 156.0.8078.47 has a range error in Site Isolation. A remote attacker who lures a user to 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":["android","chrome","mobile-browsing","other","runtime"],"not_affected_if":["chrome-already-updated","not-android"],"how_to_check":"Open Chrome on Android, go to Settings, then About Chrome, and compare the version with 156.0.8078.47.","fix":"Update Google Chrome on Android to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:17+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:35:57+00:00","updated_at":"2026-10-23T22:35:57+00:00","category":"other","confidence":0.8,"triage":{"at":"2026-10-23T22:35:57Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome on Android to 156.0.8078.47 or later.","reach":"internet","title":"Chrome for Android: crafted web page runs code inside sandbox","impact":"high","summary":"Chrome for Android before 156.0.8078.47 has a range error in Site Isolation. A remote attacker who lures a user to a crafted HTML page can execute arbitrary code inside the browser sandbox.","category":"other","who_cares":["android","chrome","mobile-browsing"],"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 on Android, go to Settings, then About Chrome, and compare the version with 156.0.8078.47.","needs_analyst":false,"not_affected_if":["not-android","chrome-already-updated"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000908,"input_tokens":2950,"output_tokens":1226,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113239':13A,16A '-2026':12A,15A '156.0.8078.47':30B,70C 'allow':71C 'android':3A,19B,28B,67C 'arbitrari':52B,77C 'attack':40B,74C 'brows':23B 'browser':56B 'chrome':1A,18A,20B,26B,64C 'chromium':87C 'code':8A,53B,78C 'craft':4A,47B,84C 'cve':11A,14A 'error':34B,59C 'execut':51B,76C 'googl':63C 'google':17A 'html':48B,85C 'insid':9A,54B,79C 'isol':37B 'lure':42B 'medium':90C 'mobil':22B 'mobile-brows':21B 'page':6A,49B,86C 'prior':68C 'rang':33B,58C 'remot':39B,73C 'run':7A 'runtim':25B 'sandbox':10A,57B,81C 'secur':88C 'sever':89C 'site':36B 'siteisol':61C 'user':44B 'via':82C 'web':5A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:17+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-2026-113239","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113239","severity":null,"published_at":"2026-10-20T22:19:17+00:00","modified_at":"2026-10-22T14:03:37+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"}