CVE-2009-1711: Apple Safari

High severity, CVSS 9.3. EPSS: 6.7% chance of exploitation in the next 30 days.

WebKit in Apple Safari before 4.0 does not properly initialize memory for Attr DOM objects, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted HTML document.

Affected products

• Apple Safari: up to and including 4.0_beta; version 0.8 only; version 0.9 only; version 1.0 only; version 1.0.3 only; version 1.1 only; …

Published 2009-06-10. Last modified 2026-06-16.