Description
WordPress Plugin Username Changer is prone to multiple vulnerabilities, including security bypass and SQL injection vulnerabilities. Exploiting these issues could allow an attacker to perform otherwise restricted actions and subsequently rename an administrator or to compromise the application, access or modify data, or exploit latent vulnerabilities in the underlying database. WordPress Plugin Username Changer version 1.4 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 2.0.0 or latest