CVE-2016-4728: Apple iPhone OS

High severity, CVSS 8.8. EPSS: 2.4% chance of exploitation in the next 30 days.

WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 mishandles error prototypes, which allows remote attackers to execute arbitrary code via a crafted web site.

Affected products

• Apple iPhone OS: before 10.0 (fixed in 10.0)
• Apple iTunes: before 12.5.1 (fixed in 12.5.1)
• 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.