CVE-2026-104286

Fortinet FortiMail

Patch now: it is being exploited

An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2.0 through 7.2.9 may allow an unauthenticated attacker to write arbitrary files on the underlying system via crafted HTTP or HTTPS requests.

In the news

• Fortinet warns of critical FortiMail flaw exploited in zero-day attacks · BleepingComputer