{"id":"CVE-2026-43653","title":"The issue was addressed with improved memory handling","summary":"The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.8, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5. An attacker on the local networ…","severity":"medium","cvss":6.2,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-400"],"vendor":"apple","product":"ipados","affected":["ipados < 18.7.9","ipados >= 26.0, < 26.5","iphone_os < 18.7.9","iphone_os >= 26.0, < 26.5","macos >= 14.0, < 14.8.7","macos >= 26.0, < 26.5","tvos < 26.5"],"patched":["ipados 26.5","iphone_os 26.5","macos 26.5","tvos 26.5"],"published":"2026-05-11","updated":"2026-07-27","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-43653","references":[{"url":"https://support.apple.com/en-us/127110","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/127111","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/127115","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/127117","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/127118","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/128071","label":"product-security@apple.com"}],"tags":["nvd"],"epss":0.00185,"epssPercentile":0.08302,"ingestedAt":"2026-07-27T21:24:36.870Z","slug":"CVE-2026-43653","body":"## Overview\n\nThe issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.8, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5. An attacker on the local network may be able to cause a denial-of-service.\n\n## Affected\n\n- `ipados < 18.7.9`\n- `ipados >= 26.0, < 26.5`\n- `iphone_os < 18.7.9`\n- `iphone_os >= 26.0, < 26.5`\n- `macos >= 14.0, < 14.8.7`\n- `macos >= 26.0, < 26.5`\n- `tvos < 26.5`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `ipados 26.5`\n- `iphone_os 26.5`\n- `macos 26.5`\n- `tvos 26.5`","depth":"sunlit","depthScore":34,"depthScoreParts":{"impact":34.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}