{"id":"CVE-2026-20617","title":"A race condition was addressed with improved state handling","summary":"A race condition was addressed with improved state handling. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An app may be able to gain…","severity":"high","cvss":7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-362","CWE-362"],"vendor":"apple","product":"ipados","affected":["ipados < 26.3","iphone_os < 26.3","macos >= 14.0, < 14.8.4","macos >= 26.0, < 26.3","tvos < 26.3","visionos < 26.3","watchos < 26.3"],"patched":["ipados 26.3","iphone_os 26.3","macos 26.3","tvos 26.3","visionos 26.3","watchos 26.3"],"published":"2026-02-11","updated":"2026-08-21","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-20617","references":[{"url":"https://support.apple.com/en-us/126346","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/126348","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/126349","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/126350","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/126351","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/126352","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/126353","label":"product-security@apple.com"}],"tags":["nvd"],"epss":0.00106,"epssPercentile":0.01224,"ingestedAt":"2026-08-21T03:06:25.156Z","slug":"CVE-2026-20617","body":"## Overview\n\nA race condition was addressed with improved state handling. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An app may be able to gain root privileges.\n\n## Affected\n\n- `ipados < 26.3`\n- `iphone_os < 26.3`\n- `macos >= 14.0, < 14.8.4`\n- `macos >= 26.0, < 26.3`\n- `tvos < 26.3`\n- `visionos < 26.3`\n- `watchos < 26.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `ipados 26.3`\n- `iphone_os 26.3`\n- `macos 26.3`\n- `tvos 26.3`\n- `visionos 26.3`\n- `watchos 26.3`","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":38.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}