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 Home & Lock Screen subsystem in Apple iOS before 8 does not properly restrict the private API for app prominence, which allows attackers to determine the frontmost app by leveraging access to a crafted background app.
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to 7.1.2 (inclusive)