CVE-2024-46663 Memory corruption in FortiMail

What is CVE-2024-46663?

CVE-2024-46663 is a medium-severity memory corruption vulnerability in Fortinet FortiMail, published on 11 Mar 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A stack-buffer overflow vulnerability [CWE-121] in Fortinet FortiMail CLI version 7.6.0 through 7.6.1 and before 7.4.3 allows a privileged attacker to execute arbitrary code or commands via specifically crafted CLI commands.

Weakness: CWE-121

Which versions are affected by CVE-2024-46663?

It affects 1 product.

Products include Fortinet Fortimail.

How do I fix CVE-2024-46663?

No fix has been published for CVE-2024-46663 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-46663 being exploited?

There is no known exploitation of CVE-2024-46663 in the wild and no public exploit code.

Other vulnerabilities in Fortinet FortiMail

• CVE-2026-104286 Fortinet FortiMail Path Traversal Exploited Critical 9.8
• CVE-2021-36166 Auth bypass in Fortinet FortiMail Critical 9.8
• CVE-2021-24007 SQL injection in Fortinet FortiMail Critical 9.8
• CVE-2020-9294 Auth bypass in FortiMail Critical 9.8
• CVE-2023-47539 Auth bypass in FortiMail Critical 9.0

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-57fw-f86h-vwgm.