CVE-2010-3811: Apple Safari

High severity, CVSS 9.3. EPSS: 5.8% chance of exploitation in the next 30 days.

Use-after-free vulnerability in WebKit in Apple Safari before 5.0.3 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1.3 on Mac OS X 10.4, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving element attributes.

Affected products

• Apple Safari: up to and including 5.0.2; version 5.0 only; version 5.0.1 only; up to and including 4.1.2; version 1.0 only; version 1.0.0 only; …
• Apple Webkit: any version

Published 2010-11-22. Last modified 2026-06-16.