CVE-2016-4734: Apple iPhone OS

Critical severity, CVSS 9.6. EPSS: 3.3% chance of exploitation in the next 30 days.

WebKit in Apple iOS before 10, Safari before 10, and tvOS 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-2016-4611, CVE-2016-4730, CVE-2016-4733, and CVE-2016-4735.

Affected products

• Apple iPhone OS: before 10.0 (fixed in 10.0)
• Apple Safari: before 10.0 (fixed in 10.0)
• Apple tvOS: before 10.0 (fixed in 10.0)

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