(1) wp-dbmanager.php and (2) database-manage.php in the WP-DBManager (aka Database Manager) plugin before 2.7.2 for WordPress place credentials on the mysqldump command line, which allows local users to obtain sensitive information by listing the process.
packetstormsecurity.com/files/128785/WordPress-Database-Manager-2.7.1-Command-Injection-Credential-Leak.html
www.openwall.com/lists/oss-security/2014/10/20/7
www.vapid.dhs.org/advisories/wordpress/plugins/wp-dbmanager-2.7.1/index.html
exchange.xforce.ibmcloud.com/vulnerabilities/97691
github.com/lesterchan/wp-dbmanager/commit/7037fa8f61644098044379190d1d4bf1883b8e4a
wordpress.org/plugins/wp-dbmanager/#developers