{"id":"CVE-2026-28819","title":"An out-of-bounds write issue was addressed with improved bounds checking","summary":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to execute arbitrary code with…","severity":"medium","cvss":5.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","cwe":["CWE-787"],"vendor":"apple","product":"ipados","affected":["ipados < 18.7.9","iphone_os < 18.7.9","macos >= 14.0, < 14.8.7","macos >= 15.0, < 15.7.7","macos >= 26.0, < 26.5"],"patched":["ipados 18.7.9","iphone_os 18.7.9","macos 26.5"],"published":"2026-05-11","updated":"2026-11-03","sourceUpdated":"2026-11-03T23:17:41.590","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-28819","references":[{"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/127116","label":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/127117","label":"product-security@apple.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-05-13T03:57:43.939236Z"},"epss":0.06498,"epssPercentile":0.93789,"ingestedAt":"2026-11-05T06:38:03.613Z","slug":"CVE-2026-28819","body":"## Overview\n\nAn out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to execute arbitrary code with kernel privileges.\n\n## Affected\n\n- `ipados < 18.7.9`\n- `iphone_os < 18.7.9`\n- `macos >= 14.0, < 14.8.7`\n- `macos >= 15.0, < 15.7.7`\n- `macos >= 26.0, < 26.5`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `ipados 18.7.9`\n- `iphone_os 18.7.9`\n- `macos 26.5`","depth":"sunlit","depthScore":31,"depthScoreParts":{"impact":29.7,"likelihood":1.3,"exploitation":0,"ransomware":0},"changes":[]}