{"id":"CVE-2026-86989","kind":"vulnerability","aliases":["CVE-2026-86989"],"related":[],"title":"Apple iOS and iPadOS: authorization flaw lets apps fingerprint the user","description":"An authorization issue was addressed with improved state management. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2. An app may be able to fingerprint the user.","summary":"An authorization weakness in iOS and iPadOS, fixed with improved state management, lets an app fingerprint the device user. The sources do not describe the exact data exposed or the trigger conditions.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["infrastructure","ios","ipados","mobile-fleet"],"not_affected_if":["already-on-fixed-version"],"how_to_check":"- Check the device version in Settings > General > About; the sources do not give a command-line check.\n- unknown","fix":"- Update iOS to `26.7.2` or later on iPhone, or `27.2` or later on the iOS 27 line.\n- Update iPadOS to `26.7.2` or later, or `27.2` or later on the iPadOS 27 line.","status":"open","published_at":"2026-10-26T21:20:37+00:00","first_seen_at":"2026-10-26T21:55:22+00:00","triaged_at":"2026-10-26T21:56:28+00:00","updated_at":"2026-10-26T21:56:28+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-10-26T21:56:28Z","model":"claude-haiku-5-5","output":{"fix":"- Update iOS to `26.7.2` or later on iPhone, or `27.2` or later on the iOS 27 line.\n- Update iPadOS to `26.7.2` or later, or `27.2` or later on the iPadOS 27 line.","reach":"unknown","title":"Apple iOS and iPadOS: authorization flaw lets apps fingerprint the user","impact":"low","summary":"An authorization weakness in iOS and iPadOS, fixed with improved state management, lets an app fingerprint the device user. The sources do not describe the exact data exposed or the trigger conditions.","category":"infrastructure","nicknames":[],"who_cares":["ios","ipados","mobile-fleet"],"confidence":0.5,"needs_auth":"unknown","worst_case":"A installed app learns identifying details about the user's device.","analyst_note":"Check Apple's security release notes for iOS 26.7.2 and iOS 27.2 to confirm the fingerprinting scope and whether user interaction or permissions are required.","how_to_check":"- Check the device version in Settings > General > About; the sources do not give a command-line check.\n- unknown","needs_analyst":true,"not_affected_if":["already-on-fixed-version"],"who_is_affected":"Users and fleets running iOS or iPadOS builds older than the fixed versions. The sources do not say whether any app configuration or permission is required to trigger the fingerprinting, so unknown beyond that. Managed fleets should confirm OS versions through their MDM.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000605,"input_tokens":3267,"output_tokens":556,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':13A,16A '-86989':14A,17A '26.7.2':71C,74C '27.2':76C,79C 'abl':84C 'address':60C 'app':8A,38B,81C 'appl':1A 'author':5A,25B,57C 'condit':55B 'cve':12A,15A 'data':50B 'describ':47B 'devic':41B 'exact':49B 'expos':51B 'fingerprint':9A,39B,86C 'fix':31B,68C 'flaw':6A 'fleet':23B 'improv':33B,62C 'infrastructur':18B 'io':2A,19B,28B,70C,75C 'ipado':4A,20B,30B,73C,78C 'issu':58C,66C 'let':7A,36B 'manag':35B,64C 'may':82C 'mobil':22B 'mobile-fleet':21B 'sourc':44B 'state':34B,63C 'trigger':54B 'user':11A,42B,88C 'weak':26B","nicknames":[],"mitigations":[],"who_affected":"Users and fleets running iOS or iPadOS builds older than the fixed versions. The sources do not say whether any app configuration or permission is required to trigger the fingerprinting, so unknown beyond that. Managed fleets should confirm OS versions through their MDM.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T21:20:37+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-86989","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86989","severity":null,"published_at":"2026-10-26T21:20:37+00:00","modified_at":"2026-10-26T21:20:37+00:00","first_seen_at":"2026-10-26T21:55:22+00:00","fetched_at":"2026-10-26T21:55:22+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"}