{"id":"CVE-2026-113238","kind":"vulnerability","aliases":["CVE-2026-113238"],"related":[],"title":"Chrome on Android: crafted HTML page can run code in sandbox","description":"Memory corruption in CustomTabs in Google Chrome on on Android 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: Medium)","summary":"Google Chrome on Android before 156.0.8078.47 has a memory corruption bug in CustomTabs. A remote attacker who gets a user to load a crafted HTML page can potentially 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-users","other","runtime"],"not_affected_if":["up-to-date-chrome"],"how_to_check":"Check the installed Chrome version on the Android device at chrome://version. Versions below 156.0.8078.47 are affected.","fix":"Update 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":"2026-10-23T22:35:58+00:00","updated_at":"2026-10-23T22:35:58+00:00","category":"other","confidence":0.8,"triage":{"at":"2026-10-23T22:35:58Z","model":"claude-haiku-5-5","output":{"fix":"Update Chrome on Android to 156.0.8078.47 or later.","reach":"internet","title":"Chrome on Android: crafted HTML page can run code in sandbox","impact":"high","summary":"Google Chrome on Android before 156.0.8078.47 has a memory corruption bug in CustomTabs. A remote attacker who gets a user to load a crafted HTML page can potentially execute arbitrary code inside the browser sandbox.","category":"other","who_cares":["chrome","android","mobile-users"],"confidence":0.8,"needs_auth":"no","worst_case":"Arbitrary code inside the Chrome sandbox via crafted page.","analyst_note":"","how_to_check":"Check the installed Chrome version on the Android device at chrome://version. Versions below 156.0.8078.47 are affected.","needs_analyst":false,"not_affected_if":["up-to-date-chrome"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"unknown"},"cost_usd":0.001028,"input_tokens":2949,"output_tokens":1466,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113238':14A,17A '-2026':13A,16A '156.0.8078.47':32B,74C 'allow':75C 'android':3A,20B,30B,71C 'arbitrari':56B,82C 'attack':42B,78C 'browser':60B 'bug':37B 'chrome':1A,19A,21B,28B,68C 'chromium':92C 'code':9A,57B,83C 'corrupt':36B,63C 'craft':4A,50B,89C 'customtab':39B,65C 'cve':12A,15A 'execut':55B,81C 'get':44B 'googl':27B,67C 'google':18A 'html':5A,51B,90C 'insid':58B,84C 'load':48B 'medium':95C 'memori':35B,62C 'mobil':23B 'mobile-us':22B 'page':6A,52B,91C 'potenti':54B,80C 'prior':72C 'remot':41B,77C 'run':8A 'runtim':26B 'sandbox':11A,61B,86C 'secur':93C 'sever':94C 'user':24B,46B 'via':87C","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-2026-113238","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113238","severity":null,"published_at":"2026-10-20T22:19:17+00:00","modified_at":"2026-10-22T14:03:42+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"}