CVE-2011-3242: Apple Safari

Medium severity, CVSS 5.0. EPSS: 1.4% chance of exploitation in the next 30 days.

The Private Browsing feature in Apple Safari before 5.1.1 on Mac OS X does not properly recognize the Always value of the Block Cookies setting, which makes it easier for remote web servers to track users via a cookie.

Affected products

• 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.