{"id":"CVE-2026-113325","kind":"vulnerability","aliases":["CVE-2026-113325"],"related":[],"title":"Google Chrome on iOS: memory corruption in SignIn lets crafted page read sandbox memory","description":"Memory corruption in SignIn in Google Chrome on on iOS prior to 156.0.8078.47 allowed a remote attacker to potentially read memory inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","summary":"Google Chrome on iOS before 156.0.8078.47 has a memory corruption bug in its SignIn code. A remote attacker who lures a user to a crafted HTML page can potentially read memory inside the browser sandbox.","severity":"medium","cvss":6.5,"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","ios","mobile","vendor"],"not_affected_if":["chrome-at-or-above-156.0.8078.47"],"how_to_check":"- Open Chrome on the iOS device and check the version under Settings > Google Chrome > About Chrome, or run `unknown` on managed fleets if the sources do not give an MDM command\n- Confirm the installed version is at least `156.0.8078.47`","fix":"- Update Google Chrome on iOS to `156.0.8078.47` or later through the App Store","status":"open","published_at":"2026-10-20T22:19:26+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-25T03:51:47+00:00","updated_at":"2026-10-25T03:51:47+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-25T03:51:47Z","model":"claude-haiku-5-5","output":{"fix":"- Update Google Chrome on iOS to `156.0.8078.47` or later through the App Store","reach":"internet","title":"Google Chrome on iOS: memory corruption in SignIn lets crafted page read sandbox memory","impact":"low","summary":"Google Chrome on iOS before 156.0.8078.47 has a memory corruption bug in its SignIn code. A remote attacker who lures a user to a crafted HTML page can potentially read memory inside the browser sandbox.","category":"vendor","nicknames":[],"who_cares":["chrome","ios","browser","mobile"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker reads memory inside the browser sandbox via crafted page","analyst_note":"","how_to_check":"- Open Chrome on the iOS device and check the version under Settings > Google Chrome > About Chrome, or run `unknown` on managed fleets if the sources do not give an MDM command\n- Confirm the installed version is at least `156.0.8078.47`","needs_analyst":false,"not_affected_if":["chrome-at-or-above-156.0.8078.47"],"who_is_affected":"Users of Google Chrome on iOS older than `156.0.8078.47` who open untrusted web pages are exposed. The sources do not describe any special configuration, so any default install on an affected version is in scope. Desktop Chrome and other platforms are not named in this entry.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"medium"},"cost_usd":0.000596,"input_tokens":3341,"output_tokens":524,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-113325':17A,20A '-2026':16A,19A '156.0.8078.47':33B,75C 'allow':76C 'attack':45B,79C 'browser':23B,61B 'bug':38B 'chrome':2A,22A,24B,29B,69C 'chromium':92C 'code':42B 'corrupt':6A,37B,64C 'craft':10A,52B,89C 'cve':15A,18A 'googl':1A,28B,68C 'google':21A 'html':53B,90C 'insid':59B,84C 'io':4A,25B,31B,72C 'let':9A 'lure':47B 'medium':95C 'memori':5A,14A,36B,58B,63C,83C 'mobil':26B 'page':11A,54B,91C 'potenti':56B,81C 'prior':73C 'read':12A,57B,82C 'remot':44B,78C 'sandbox':13A,62B,86C 'secur':93C 'sever':94C 'signin':8A,41B,66C 'user':49B 'vendor':27B 'via':87C","nicknames":[],"mitigations":[],"who_affected":"Users of Google Chrome on iOS older than `156.0.8078.47` who open untrusted web pages are exposed. The sources do not describe any special configuration, so any default install on an affected version is in scope. Desktop Chrome and other platforms are not named in this entry.","tier":"C","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:N/A:N","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-113325","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113325","severity":null,"published_at":"2026-10-20T22:19:26+00:00","modified_at":"2026-10-22T11:59:31+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"}