{"id":"CVE-2026-28853","title":"The issue was addressed with improved checks","summary":"The issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to elevate privileges.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvssSource":"adp","vendor":"Apple","product":"macOS","affected":["macOS < 15.8","macOS < 26.7"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-20T10:39:24.187657Z"},"published":"2026-10-20","updated":"2026-10-26","sourceUpdated":"2026-10-26T20:42:57.357Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-28853","references":[{"url":"https://support.apple.com/en-us/149042"},{"url":"https://support.apple.com/en-us/149043"}],"tags":["cve.org"],"epss":0.00143,"epssPercentile":0.03612,"ingestedAt":"2026-10-20T01:49:42.622Z","slug":"CVE-2026-28853","body":"## Overview\n\nThe issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to elevate privileges.\n\n## Affected\n\n- `macOS < 15.8`\n- `macOS < 26.7`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":225419,"id":"CVE-2026-28853","ts":1792497973547,"field":"cvss","old":null,"new":"7.8"},{"seq":225418,"id":"CVE-2026-28853","ts":1792497973547,"field":"severity","old":"none","new":"high"}]}