{"id":"CVE-2026-113263","kind":"vulnerability","aliases":["CVE-2026-113263"],"related":[],"title":"Chrome on Android: use-after-free lets a crafted web page run code","description":"Use after free in Core in Google Chrome on on Android prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","summary":"Google Chrome on Android 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 potentially run arbitrary code outside the browser sandbox.","severity":"critical","cvss":9.6,"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","runtime"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open Chrome, go to Settings > About Chrome, and read the version number.","fix":"Update Google Chrome on Android to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:20+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:35:37+00:00","updated_at":"2026-10-23T22:35:37+00:00","category":"runtime","confidence":0.8,"triage":{"at":"2026-10-23T22:35:37Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome on Android to 156.0.8078.47 or later.","reach":"internet","title":"Chrome on Android: use-after-free lets a crafted web page run code","impact":"high","summary":"Google Chrome on Android 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 potentially run arbitrary code outside the browser sandbox.","category":"runtime","who_cares":["chrome","android"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code outside the browser sandbox after a victim visits a page","analyst_note":"","how_to_check":"Open Chrome, go to Settings > About Chrome, and read the version number.\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":"critical"},"cost_usd":0.000465,"input_tokens":2938,"output_tokens":343,"severity_before":"critical"},"analyst_status":null,"analyst_note":null,"search":"'-113263':17A,20A '-2026':16A,19A '156.0.8078.47':31B,78C 'allow':79C 'android':3A,23B,29B,75C 'arbitrari':59B,86C 'attack':45B,82C 'browser':63B 'bug':38B 'chrome':1A,22A,24B,27B,72C 'chromium':96C 'code':14A,60B,87C 'compon':42B 'core':41B,69C 'craft':10A,53B,93C 'cve':15A,18A 'execut':85C 'free':7A,37B,67C 'get':47B 'googl':26B,71C 'google':21A 'html':54B,94C 'let':8A 'medium':99C 'open':51B 'outsid':61B,88C 'page':12A,55B,95C 'potenti':57B,84C 'prior':76C 'remot':44B,81C 'run':13A,58B 'runtim':25B 'sandbox':64B,90C 'secur':97C 'sever':98C 'use':5A,35B,65C 'use-after-fre':4A,34B 'user':49B 'via':91C 'web':11A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:20+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-113263","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113263","severity":null,"published_at":"2026-10-20T22:19:20+00:00","modified_at":"2026-10-22T23:18:28+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"}