{"id":"CVE-2018-4416","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-4416","generatedAt":"2026-10-28T22:12:59.144Z","title":"Multiple memory corruption issues were addressed with improved memory handling.","description":"Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.","published":"2019-04-03T18:29:14.000Z","lastModified":"2026-06-17T01:58:57.000Z","status":"Modified","sourceIdentifier":"product-security@apple.com","cvss":{"version":"3.0","score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-119"],"affected":["apple/safari","apple/iphone os","apple/tvos","apple/watchos","apple/icloud","apple/itunes"],"epss":{"score":0.35444,"percentile":0.98442,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.32655,"percentile":0.98307},{"date":"2026-09-22","score":0.34173,"percentile":0.98332},{"date":"2026-10-05","score":0.35444,"percentile":0.98411}]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2018-11-29","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":45910,"kind":"exploit","title":"WebKit JSC JIT - 'JSPropertyNameEnumerator' Type Confusion","url":"https://www.exploit-db.com/exploits/45910","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/dos/45910.js","file":"exploits/multiple/dos/45910.js","published":"2018-11-29","added":"2018-11-29","updated":"2018-11-29","author":"Google Security Research","type":"dos","platform":"multiple","port":null,"verified":true,"codes":["CVE-2018-4416"],"tags":"Type Confusion","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1652"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 35.4%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://support.apple.com/kb/HT209192","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/kb/HT209194","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/kb/HT209195","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/kb/HT209196","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/kb/HT209197","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/kb/HT209198","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/kb/HT209192","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/kb/HT209194","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/kb/HT209195","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/kb/HT209196","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/kb/HT209197","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/kb/HT209198","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-4416","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}