The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
The Private Browsing feature in Apple Safari before 4.0 on Windows does not remove cookies from the alternate cookie store in unspecified circumstances upon (1) disabling of the feature or (2) exit of the application, which makes it easier for remote web servers to track users via a cookie.
cpe:2.3:a:apple:safari:*:-:windows:*:*:*:*:* versions up to 3.2.3 (inclusive)