An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiMail version 7.2.0 through 7.2.2 and before 7.0.5 allows an authenticated attacker to inject HTML tags in FortiMail's calendar via input fields.

An incorrect authorization vulnerability [CWE-863] in FortiMail webmail version 7.2.0 through 7.2.2, version 7.0.0 through 7.0.5 and below 6.4.7 allows an authenticated attacker to login on other users accounts from the same web domain via crafted HTTP or HTTPs requests.