Cross-site scripting (XSS) vulnerability in the user list table in WordPress before 4.3.1 allows remote authenticated users to inject arbitrary web script or HTML via a crafted e-mail address, a different vulnerability than CVE-2015-5714.
https://wpvulndb.com/vulnerabilities/8187
https://wordpress.org/news/2015/09/wordpress-4-3-1/
https://security-tracker.debian.org/tracker/CVE-2015-7989
https://github.com/WordPress/WordPress/commit/f91a5fd10ea7245e5b41e288624819a37adf290a
https://codex.wordpress.org/Version_4.3.1
http://www.securitytracker.com/id/1033979