{"id":"CVE-2026-43718","aliases":["EUVD-2026-40188","GHSA-gcg2-qvp9-rg56"],"status":"published","title":"A stack overflow was addressed with improved input validation. This issue is fixed in Safari 26.5...","description":"A stack overflow was addressed with improved input validation. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00412,"percentile":0.35764,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-06-29T19:42:46Z","modified":"2026-07-27T21:32:16Z","products":[{"vendor":"apple","product":"ios and ipados"},{"vendor":"apple","product":"ipados"},{"vendor":"apple","product":"iphone_os"},{"vendor":"apple","product":"macos"},{"vendor":"apple","product":"safari"},{"vendor":"apple","product":"tvos"},{"vendor":"apple","product":"visionos"},{"vendor":"apple","product":"watchos"}],"references":[{"url":"https://support.apple.com/en-us/127594","tags":["Vendor Advisory"]},{"url":"https://support.apple.com/en-us/127595","tags":["Vendor Advisory"]},{"url":"https://support.apple.com/en-us/127685","tags":["Vendor Advisory"]},{"url":"https://support.apple.com/en-us/128068"},{"url":"https://support.apple.com/en-us/128069"},{"url":"https://support.apple.com/en-us/128070"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43718"},{"url":"https://github.com/advisories/GHSA-gcg2-qvp9-rg56"}],"sources":{"cve":[{"id":"CVE-2026-43718","description":"A stack overflow was addressed with improved input validation. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.","status":"published","published":"2026-06-29T19:42:46.503Z","modified":"2026-07-27T20:12:24.921Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T13:37:25.103021Z"}],"euvd":[{"id":"EUVD-2026-40188","description":"A stack overflow was addressed with improved input validation. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.","status":"published","published":"2026-06-29T19:42:46Z","modified":"2026-07-27T20:12:24Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T18:02:33.886037Z"}],"ghsa":[{"id":"GHSA-gcg2-qvp9-rg56","title":"A stack overflow was addressed with improved input validation. This issue is fixed in Safari 26.5...","description":"A stack overflow was addressed with improved input validation. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.","status":"published","published":"2026-06-29T21:32:14Z","modified":"2026-07-27T21:32:16Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:09:51.995252Z"}],"nvd":[{"id":"CVE-2026-43718","description":"A stack overflow was addressed with improved input validation. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.","status":"published","published":"2026-06-29T20:17:36.457Z","modified":"2026-07-27T21:16:56.023Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:26.508751Z"}]}}