CVE-2011-3243: Apple iPhone OS

Medium severity, CVSS 4.3. EPSS: 2% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in WebKit, as used in Apple iOS before 5 and Safari before 5.1.1, allows remote attackers to inject arbitrary web script or HTML via vectors involving inactive DOM windows.

Affected products

• Apple iPhone OS: version 3.0 only; version 3.1 only; version 3.1.2 only; version 3.1.3 only; version 3.2 only; version 3.2.1 only; …
• Apple Safari: any version; up to and including 5.1; version 1.0 only; version 1.0.0 only; version 1.0.0b1 only; version 1.0.0b2 only; …

Published 2011-10-14. Last modified 2026-06-16.