{"id":"CVE-2026-86909","title":"A logic issue was addressed with improved state management","summary":"A logic issue was addressed with improved state management. This issue is fixed in macOS Golden Gate 27. An app may be able to bypass Gatekeeper checks.","severity":"medium","cvss":4.4,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","cwe":["CWE-693"],"vendor":"apple","product":"macos","affected":["macos < 27.0"],"patched":["macos 27.0"],"published":"2026-09-14","updated":"2026-09-18","sourceUpdated":"2026-09-18T13:40:35.320","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86909","references":[{"url":"https://support.apple.com/en-us/149035","label":"product-security@apple.com"}],"tags":["nvd","cve.org"],"epss":0.00111,"epssPercentile":0.01507,"ingestedAt":"2026-09-14T21:15:17.466Z","slug":"CVE-2026-86909","body":"## Overview\n\nA logic issue was addressed with improved state management. This issue is fixed in macOS Golden Gate 27. An app may be able to bypass Gatekeeper checks.\n\n## Affected\n\n- `macos < 27.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `macos 27.0`","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":24.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":206100,"id":"CVE-2026-86909","ts":1789654805526,"field":"cvss","old":null,"new":"4.4"},{"seq":206099,"id":"CVE-2026-86909","ts":1789654805526,"field":"severity","old":"none","new":"medium"}]}