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.
Unspecified vulnerability in the MySQL Server component in Oracle MySQL 5.6.12 and earlier allows remote authenticated users to affect availability via unknown vectors related to Optimizer.
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* versions up to 5.6.12 (inclusive)