{"id":"CVE-2026-43790","title":"The issue was addressed with improved memory handling","summary":"The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.","severity":"critical","cvss":9.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","cwe":["CWE-787"],"vendor":"apple","product":"macos","affected":["macos >= 15.0, < 15.8","macos >= 26.0, < 26.7"],"patched":["macos 26.7"],"published":"2026-09-14","updated":"2026-09-17","sourceUpdated":"2026-09-17T17:16:41.237","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-43790","references":[{"url":"https://support.apple.com/en-us/149035","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/149042","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/149043","label":"product-security@apple.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-17T16:58:38.319565Z"},"epss":0.00687,"epssPercentile":0.50855,"ingestedAt":"2026-09-14T21:15:17.520Z","slug":"CVE-2026-43790","body":"## Overview\n\nThe issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.\n\n## Affected\n\n- `macos >= 15.0, < 15.8`\n- `macos >= 26.0, < 26.7`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `macos 26.7`","depth":"midnight","depthScore":50,"depthScoreParts":{"impact":50.1,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":205807,"id":"CVE-2026-43790","ts":1789596445775,"field":"cvss","old":null,"new":"9.1"},{"seq":205806,"id":"CVE-2026-43790","ts":1789596445775,"field":"severity","old":"none","new":"critical"}]}