{"id":"CVE-2026-43808","title":"A use-after-free issue was addressed with improved memory management","summary":"A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-416"],"vendor":"apple","product":"ipados","affected":["ipados < 26.6","iphone_os < 26.6","macos < 26.6","tvos < 26.6","watchos < 26.6"],"patched":["ipados 26.6","iphone_os 26.6","macos 26.6","tvos 26.6","watchos 26.6"],"published":"2026-09-14","updated":"2026-09-17","sourceUpdated":"2026-09-17T16:00:49.470","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-43808","references":[{"url":"https://support.apple.com/en-us/128066","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/128067","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/128068","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/128069","label":"product-security@apple.com"}],"tags":["nvd","cve.org"],"epss":0.00147,"epssPercentile":0.04294,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-15T18:22:14.315529Z"},"ingestedAt":"2026-09-14T21:15:17.477Z","slug":"CVE-2026-43808","body":"## Overview\n\nA use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.\n\n## Affected\n\n- `ipados < 26.6`\n- `iphone_os < 26.6`\n- `macos < 26.6`\n- `tvos < 26.6`\n- `watchos < 26.6`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `ipados 26.6`\n- `iphone_os 26.6`\n- `macos 26.6`\n- `tvos 26.6`\n- `watchos 26.6`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":204416,"id":"CVE-2026-43808","ts":1789497768763,"field":"cvss","old":null,"new":"5.5"},{"seq":204415,"id":"CVE-2026-43808","ts":1789497768763,"field":"severity","old":"none","new":"medium"}]}