{"api_version":"1","generated_at":"2026-07-24T01:15:58+00:00","cve":"CVE-2023-40530","urls":{"html":"https://cve.report/CVE-2023-40530","api":"https://cve.report/api/cve/CVE-2023-40530.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-40530","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-40530"},"summary":{"title":"CVE-2023-40530","description":"Improper authorization in handler for custom URL scheme issue in 'Skylark' App for Android  6.2.13 and earlier and 'Skylark' App for iOS 6.2.13 and earlier allows an attacker to lead a user to access an arbitrary website via another application installed on the user's device.","state":"PUBLIC","assigner":"vultures@jpcert.or.jp","published_at":"2023-08-25 04:15:00","updated_at":"2023-08-31 16:29:00"},"problem_types":["CWE-862"],"metrics":[],"references":[{"url":"https://jvn.jp/en/jp/JVN03447226/","name":"https://jvn.jp/en/jp/JVN03447226/","refsource":"MISC","tags":[],"title":"JVN#03447226: \"Skylark\" App fails to restrict custom URL schemes properly","mime":"text/xml","httpstatus":"200","archivestatus":"404"},{"url":"https://play.google.com/store/apps/details?id=jp.co.skylark.app.gusto","name":"https://play.google.com/store/apps/details?id=jp.co.skylark.app.gusto","refsource":"MISC","tags":[],"title":"すかいらーくアプリ - Apps on Google Play","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://apps.apple.com/jp/app/%E3%81%99%E3%81%8B%E3%81%84%E3%82%89%E3%83%BC%E3%81%8F%E3%82%A2%E3%83%97%E3%83%AA/id906930478","name":"https://apps.apple.com/jp/app/%E3%81%99%E3%81%8B%E3%81%84%E3%82%89%E3%83%BC%E3%81%8F%E3%82%A2%E3%83%97%E3%83%AA/id906930478","refsource":"MISC","tags":[],"title":"‎「すかいらーくアプリ」をApp Storeで","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-40530","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40530","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2023","cve_id":"40530","vulnerable":"1","versionEndIncluding":"6.2.13","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"skylark","cpe5":"skylark","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"android","cpe12":"*","cpe13":"*"},{"cve_year":"2023","cve_id":"40530","vulnerable":"1","versionEndIncluding":"6.2.13","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"skylark","cpe5":"skylark","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"iphone_os","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2023-40530","qid":"630934","title":"Skylark App For Android Missing Authorization Vulnerability"}]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2023-40530","ASSIGNER":"vultures@jpcert.or.jp","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"Improper authorization in handler for custom URL scheme issue in 'Skylark' App for Android  6.2.13 and earlier and 'Skylark' App for iOS 6.2.13 and earlier allows an attacker to lead a user to access an arbitrary website via another application installed on the user's device."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Improper authorization in handler for custom URL scheme"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"SKYLARK HOLDINGS CO., LTD.","product":{"product_data":[{"product_name":"'Skylark' App for Android","version":{"version_data":[{"version_affected":"=","version_value":" 6.2.13 and earlier"}]}},{"product_name":"'Skylark' App for iOS","version":{"version_data":[{"version_affected":"=","version_value":"6.2.13 and earlier"}]}}]}}]}},"references":{"reference_data":[{"url":"https://play.google.com/store/apps/details?id=jp.co.skylark.app.gusto","refsource":"MISC","name":"https://play.google.com/store/apps/details?id=jp.co.skylark.app.gusto"},{"url":"https://apps.apple.com/jp/app/%E3%81%99%E3%81%8B%E3%81%84%E3%82%89%E3%83%BC%E3%81%8F%E3%82%A2%E3%83%97%E3%83%AA/id906930478","refsource":"MISC","name":"https://apps.apple.com/jp/app/%E3%81%99%E3%81%8B%E3%81%84%E3%82%89%E3%83%BC%E3%81%8F%E3%82%A2%E3%83%97%E3%83%AA/id906930478"},{"url":"https://jvn.jp/en/jp/JVN03447226/","refsource":"MISC","name":"https://jvn.jp/en/jp/JVN03447226/"}]}},"nvd":{"publishedDate":"2023-08-25 04:15:00","lastModifiedDate":"2023-08-31 16:29:00","problem_types":["CWE-862"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":4.7,"baseSeverity":"MEDIUM"},"exploitabilityScore":2.8,"impactScore":1.4}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:skylark:skylark:*:*:*:*:*:iphone_os:*:*","versionEndIncluding":"6.2.13","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:skylark:skylark:*:*:*:*:*:android:*:*","versionEndIncluding":"6.2.13","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}