CVE-2016-4622: Apple iPhone OS

High severity, CVSS 8.8. EPSS: 18.8% chance of exploitation in the next 30 days.

WebKit in Apple iOS before 9.3.3, Safari before 9.1.2, and tvOS before 9.2.2 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-2016-4589, CVE-2016-4623, and CVE-2016-4624.

Affected products

• Apple iPhone OS: before 9.3.3 (fixed in 9.3.3)
• Apple Safari: before 9.1.2 (fixed in 9.1.2)
• Apple tvOS: before 9.2.2 (fixed in 9.2.2)

Published 2016-07-22. Last modified 2026-06-17.