An improper authorization vulnerability [CWE-285] in FortiMail webmail version 7.2.0 through 7.2.2 and before 7.0.5 allows an authenticated attacker to see and modify the title of address book folders of other users via crafted HTTP or HTTPs requests.

A improper restriction of excessive authentication attempts vulnerability [CWE-307] in Fortinet FortiMail version 6.4.0, version 6.2.0 through 6.2.4 and before 6.0.9 allows a remote unauthenticated attacker to partially exhaust CPU and memory via sending numerous HTTP requests to the login form.

An improper access control vulnerability [CWE-284] in FortiMail 7.2.0, 7.0.0 through 7.0.3, 6.4 all versions, 6.2 all versions, 6.0 all versions may allow an authenticated admin user assigned to a specific domain to access and modify other domains information via insecure direct object references (IDOR).

A missing cryptographic steps vulnerability in the function that encrypts users' LDAP and RADIUS credentials in FortiSandbox before 4.0.1, FortiWeb before 6.3.12, FortiADC before 6.2.1, FortiMail 7.0.1 and earlier may allow an attacker in possession of the password store to compromise the confidentiality of the encrypted secrets.

An improper access control vulnerability in FortiMail admin webUI 6.2.0, 6.0.0 to 6.0.6, 5.4.10 and below may allow administrators to perform system backup config download they should not be authorized for.