{"id":"CVE-2026-43788","title":"An integer overflow was addressed with improved input validation","summary":"An integer overflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27. Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents.","severity":"medium","cvss":6.6,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H","cwe":["CWE-190"],"vendor":"apple","product":"macos","affected":["macos < 27.0"],"patched":["macos 27.0"],"published":"2026-09-14","updated":"2026-09-15","sourceUpdated":"2026-09-15T19:31:45.393","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-43788","references":[{"url":"https://support.apple.com/en-us/149035","label":"product-security@apple.com"}],"tags":["nvd","cve.org"],"epss":0.00148,"epssPercentile":0.03343,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-15T15:33:15.711077Z"},"ingestedAt":"2026-09-14T21:15:17.492Z","slug":"CVE-2026-43788","body":"## Overview\n\nAn integer overflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27. Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents.\n\n## Affected\n\n- `macos < 27.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `macos 27.0`","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":36.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":204261,"id":"CVE-2026-43788","ts":1789490437320,"field":"cvss","old":null,"new":"6.6"},{"seq":204260,"id":"CVE-2026-43788","ts":1789490437320,"field":"severity","old":"none","new":"medium"}]}