{"id":"CVE-2024-40867","aliases":["EUVD-2024-38700","GHSA-2wmm-cc27-75cj"],"status":"published","title":"A custom URL scheme handling issue was addressed with improved input validation. This issue is...","description":"A custom URL scheme handling issue was addressed with improved input validation. This issue is fixed in iOS 18.1 and iPadOS 18.1. A remote attacker may be able to break out of Web Content sandbox.","severity":{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00737,"percentile":0.54959,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2024-10-28T21:07:40Z","modified":"2026-06-17T07:46:46Z","products":[{"vendor":"apple","product":"ios"},{"vendor":"apple","product":"ios and ipados"},{"vendor":"apple","product":"ipados"},{"vendor":"apple","product":"iphone_os"}],"references":[{"url":"https://support.apple.com/en-us/121563","tags":["Release Notes","Vendor Advisory"]},{"url":"http://seclists.org/fulldisclosure/2024/Oct/9"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-40867"},{"url":"https://github.com/advisories/GHSA-2wmm-cc27-75cj"}],"sources":{"cve":[{"id":"CVE-2024-40867","description":"A custom URL scheme handling issue was addressed with improved input validation. This issue is fixed in iOS 18.1 and iPadOS 18.1. A remote attacker may be able to break out of Web Content sandbox.","status":"published","published":"2024-10-28T21:07:40.434Z","modified":"2026-04-02T18:07:27.623Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"updated_at":"2026-11-02T14:34:06.811965Z"}],"euvd":[{"id":"EUVD-2024-38700","description":"A custom URL scheme handling issue was addressed with improved input validation. This issue is fixed in iOS 18.1 and iPadOS 18.1. A remote attacker may be able to break out of Web Content sandbox.","status":"published","published":"2024-10-28T21:07:40Z","modified":"2026-04-02T18:07:27Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:25:22.116757Z"}],"ghsa":[{"id":"GHSA-2wmm-cc27-75cj","title":"A custom URL scheme handling issue was addressed with improved input validation. This issue is...","description":"A custom URL scheme handling issue was addressed with improved input validation. This issue is fixed in iOS 18.1 and iPadOS 18.1. A remote attacker may be able to break out of Web Content sandbox.","status":"published","published":"2024-10-28T21:30:34Z","modified":"2025-11-04T00:31:48Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:04:29.580531Z"}],"nvd":[{"id":"CVE-2024-40867","description":"A custom URL scheme handling issue was addressed with improved input validation. This issue is fixed in iOS 18.1 and iPadOS 18.1. A remote attacker may be able to break out of Web Content sandbox.","status":"published","published":"2024-10-28T21:15:04.937Z","modified":"2026-06-17T07:46:46.857Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"updated_at":"2026-11-02T14:10:34.877798Z"}]}}