{"id":"CVE-2026-43688","title":"A memory corruption issue was addressed with improved input validation","summary":"A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27. Processing a maliciously crafted file may lead to unexpected app termination.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-1021"],"vendor":"apple","product":"ipados","affected":["ipados < 27.0","iphone_os < 27.0","macos < 27.0"],"patched":["ipados 27.0","iphone_os 27.0","macos 27.0"],"published":"2026-09-14","updated":"2026-09-17","sourceUpdated":"2026-09-17T18:41:43.723","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-43688","references":[{"url":"https://support.apple.com/en-us/149034","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/149035","label":"product-security@apple.com"}],"tags":["nvd","cve.org"],"epss":0.00158,"epssPercentile":0.05382,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-16T13:55:33.854511Z"},"ingestedAt":"2026-09-14T21:15:17.543Z","slug":"CVE-2026-43688","body":"## Overview\n\nA memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27. Processing a maliciously crafted file may lead to unexpected app termination.\n\n## Affected\n\n- `ipados < 27.0`\n- `iphone_os < 27.0`\n- `macos < 27.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `ipados 27.0`\n- `iphone_os 27.0`\n- `macos 27.0`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":204932,"id":"CVE-2026-43688","ts":1789570682384,"field":"cvss","old":null,"new":"7.8"},{"seq":204931,"id":"CVE-2026-43688","ts":1789570682384,"field":"severity","old":"none","new":"high"}]}