Multiple Path traversal vulnerabilities in the Webmail of FortiMail before 6.4.4 may allow a regular user to obtain unauthorized access to files and data via specifically crafted web requests.

An improper neutralization of special elements used in an OS Command vulnerability in the administrative interface of FortiMail before 6.4.4 may allow an authenticated attacker to execute unauthorized commands via specifically crafted HTTP requests.

Multiple instances of incorrect calculation of buffer size in FortiMail webmail and administrative interface and FortiNDR administrative interface may allow an authenticated attacker with regular webmail access to trigger a buffer overflow and to possibly execute unauthorized code or commands via specifically crafted HTTP requests.