In phpMyAdmin 4 before 4.9.4 and 5 before 5.0.1, SQL injection exists in the user accounts page. A malicious user could inject custom SQL in place of their own username when creating queries to this page. An attacker must have a valid MySQL account to access the server.
lists.opensuse.org/opensuse-security-announce/2020-01/msg00024.html
cybersecurityworks.com/zerodays/cve-2020-5504-phpmyadmin.html
github.com/FriendsOfPHP/security-advisories/blob/master/phpmyadmin/phpmyadmin/CVE-2020-5504.yaml
github.com/phpmyadmin/composer
lists.debian.org/debian-lts-announce/2020/01/msg00011.html
nvd.nist.gov/vuln/detail/CVE-2020-5504
www.phpmyadmin.net/security/PMASA-2020-1