{"id":"CVE-2026-64727","aliases":["EUVD-2026-49559","GHSA-rgpx-f96c-9fm9"],"status":"published","title":"A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS...","description":"A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.6, tvOS 26.6. An app may be able to cause unexpected system termination.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00499,"percentile":0.43072,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-843"],"published":"2026-07-27T20:13:58Z","modified":"2026-07-29T19:54:12Z","products":[{"vendor":"apple","product":"macos"},{"vendor":"apple","product":"tvos"}],"references":[{"url":"https://support.apple.com/en-us/128067","tags":["Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/128069","tags":["Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64727"},{"url":"https://github.com/advisories/GHSA-rgpx-f96c-9fm9"}],"sources":{"cve":[{"id":"CVE-2026-64727","description":"A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.6, tvOS 26.6. An app may be able to cause unexpected system termination.","status":"published","published":"2026-07-27T20:13:58.61Z","modified":"2026-07-28T18:50:21.318Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:19:58.214427Z"}],"euvd":[{"id":"EUVD-2026-49559","description":"A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.6, tvOS 26.6. An app may be able to cause unexpected system termination.","status":"published","published":"2026-07-27T20:13:58Z","modified":"2026-07-28T18:50:21Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:02:30.949894Z"}],"ghsa":[{"id":"GHSA-rgpx-f96c-9fm9","title":"A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS...","description":"A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.6, tvOS 26.6. An app may be able to cause unexpected system termination.","status":"published","published":"2026-07-27T21:31:28Z","modified":"2026-07-28T21:32:30Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T15:09:53.70861Z"}],"nvd":[{"id":"CVE-2026-64727","description":"A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.6, tvOS 26.6. An app may be able to cause unexpected system termination.","status":"published","published":"2026-07-27T21:17:11.64Z","modified":"2026-07-29T19:54:12.453Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:12:33.249634Z"}]}}