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.
Mail in Apple OS X before 10.10 does not properly recognize the removal of a recipient address from a message, which makes it easier for remote attackers to obtain sensitive information in opportunistic circumstances by reading a message intended exclusively for other recipients.
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* versions up to 10.9.5 (inclusive)