{"id":"CVE-2026-84497","title":"A buffer overflow was addressed with improved size validation","summary":"A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27. Opening a maliciously…","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-120"],"vendor":"apple","product":"ipados","affected":["ipados < 26.7","iphone_os < 26.7","macos >= 15.0, < 15.8","macos >= 26.0, < 26.7","tvos < 27.0","visionos < 27.0"],"patched":["ipados 26.7","iphone_os 26.7","macos 26.7","tvos 27.0","visionos 27.0"],"published":"2026-09-14","updated":"2026-09-16","sourceUpdated":"2026-09-16T18:26:42.430","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-84497","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"},{"url":"https://support.apple.com/en-us/149036","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/149038","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/149041","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"],"epss":0.00182,"epssPercentile":0.08037,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-16T15:16:36.791080Z"},"ingestedAt":"2026-09-14T21:15:17.535Z","slug":"CVE-2026-84497","body":"## Overview\n\nA buffer overflow was addressed with improved size validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27. Opening a maliciously crafted file may lead to unexpected process termination.\n\n## Affected\n\n- `ipados < 26.7`\n- `iphone_os < 26.7`\n- `macos >= 15.0, < 15.8`\n- `macos >= 26.0, < 26.7`\n- `tvos < 27.0`\n- `visionos < 27.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `ipados 26.7`\n- `iphone_os 26.7`\n- `macos 26.7`\n- `tvos 27.0`\n- `visionos 27.0`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":205385,"id":"CVE-2026-84497","ts":1789574382422,"field":"cvss","old":null,"new":"7.8"},{"seq":205384,"id":"CVE-2026-84497","ts":1789574382422,"field":"severity","old":"none","new":"high"}]}