{"id":"CVE-2026-86910","title":"A permissions issue was addressed with improved path validation","summary":"A permissions issue was addressed with improved path validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An application may be able to access restricted files.","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","cwe":["CWE-22"],"vendor":"apple","product":"macos","affected":["macos >= 15.0, < 15.8","macos >= 26.0, < 26.7"],"patched":["macos 26.7"],"published":"2026-09-14","updated":"2026-09-18","sourceUpdated":"2026-09-18T12:07:36.267","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86910","references":[{"url":"https://support.apple.com/en-us/149035","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/149042","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/149043","label":"product-security@apple.com"}],"tags":["nvd","cve.org"],"epss":0.00172,"epssPercentile":0.0691,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-16T12:02:27.511657Z"},"ingestedAt":"2026-09-14T21:15:17.552Z","slug":"CVE-2026-86910","body":"## Overview\n\nA permissions issue was addressed with improved path validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An application may be able to access restricted files.\n\n## Affected\n\n- `macos >= 15.0, < 15.8`\n- `macos >= 26.0, < 26.7`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `macos 26.7`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":204863,"id":"CVE-2026-86910","ts":1789563356677,"field":"cvss","old":null,"new":"5.5"},{"seq":204862,"id":"CVE-2026-86910","ts":1789563356677,"field":"severity","old":"none","new":"medium"}]}