{"id":"CVE-2026-84533","title":"A cryptographic issue was addressed with improved integrity checks","summary":"A cryptographic issue was addressed with improved integrity checks. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, watchOS 27. An attacker in a privileged network position may be able to modify network traffic.","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","cwe":["CWE-353"],"vendor":"apple","product":"ipados","affected":["ipados < 27.0","iphone_os < 27.0","macos < 27.0","tvos < 27.0","watchos < 27.0"],"patched":["ipados 27.0","iphone_os 27.0","macos 27.0","tvos 27.0","watchos 27.0"],"published":"2026-09-14","updated":"2026-09-17","sourceUpdated":"2026-09-17T21:17:48.373","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-84533","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/149037","label":"product-security@apple.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-17T20:28:57.715678Z"},"epss":0.00127,"epssPercentile":0.02767,"ingestedAt":"2026-09-14T21:15:17.504Z","slug":"CVE-2026-84533","body":"## Overview\n\nA cryptographic issue was addressed with improved integrity checks. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, watchOS 27. An attacker in a privileged network position may be able to modify network traffic.\n\n## Affected\n\n- `ipados < 27.0`\n- `iphone_os < 27.0`\n- `macos < 27.0`\n- `tvos < 27.0`\n- `watchos < 27.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `ipados 27.0`\n- `iphone_os 27.0`\n- `macos 27.0`\n- `tvos 27.0`\n- `watchos 27.0`","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":204938,"id":"CVE-2026-84533","ts":1789570682604,"field":"cvss","old":null,"new":"5.3"},{"seq":204937,"id":"CVE-2026-84533","ts":1789570682604,"field":"severity","old":"none","new":"medium"}]}