CVE-2017-2471: Apple iPhone OS

High severity, CVSS 8.8. EPSS: 8.5% chance of exploitation in the next 30 days.

An issue was discovered in certain Apple products. iOS before 10.3 is affected. Safari before 10.1 is affected. watchOS before 3.2 is affected. The issue involves the "WebKit" component. A use-after-free vulnerability allows remote attackers to execute arbitrary code via a crafted web site.

Affected products

• Apple iPhone OS: version 10.2.1 only
• Apple Safari: version 10.0.3 only
• Apple watchOS: version 3.1.3 only

Published 2017-04-02. Last modified 2026-06-17.