CVE-2016-4731: Apple iPhone OS

High severity, CVSS 8.8. EPSS: 2.7% chance of exploitation in the next 30 days.

WebKit in Apple iOS before 10 and Safari before 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, a different vulnerability than CVE-2016-4729.

Affected products

• Apple iPhone OS: up to and including 9.3.5
• Apple Safari: up to and including 9.1.3

Published 2016-09-25. Last modified 2026-06-17.