{"id":"CVE-2026-43746","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 Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may …","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwe":["CWE-416"],"vendor":"apple","product":"safari","affected":["safari < 26.5.2","ipados < 26.5.2","iphone_os < 26.5.2","macos >= 26.0, < 26.5.2"],"patched":["safari 26.5.2","ipados 26.5.2","iphone_os 26.5.2","macos 26.5.2"],"published":"2026-06-29","updated":"2026-09-14","sourceUpdated":"2026-09-14T21:17:10.137","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-43746","references":[{"url":"https://support.apple.com/en-us/127594","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/127595","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/127685","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/148287","label":"product-security@apple.com"}],"tags":["nvd","cve.org"],"epss":0.00341,"epssPercentile":0.27661,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-06-29T21:33:07.404061Z"},"ingestedAt":"2026-09-14T21:15:17.506Z","slug":"CVE-2026-43746","body":"## Overview\n\nA use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.\n\n## Affected\n\n- `safari < 26.5.2`\n- `ipados < 26.5.2`\n- `iphone_os < 26.5.2`\n- `macos >= 26.0, < 26.5.2`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `safari 26.5.2`\n- `ipados 26.5.2`\n- `iphone_os 26.5.2`\n- `macos 26.5.2`","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}