What is CVE-2024-40590?

CVE-2024-40590 is a medium-severity vulnerability in Fortinet Fortiportal, classified under Improper Certificate Validation. CVSS score: 4.8/10. Published 2025-03-14.

How severe is CVE-2024-40590?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Vulnerability in Fortinet Fortiportal

CVE-2024-40590

An improper certificate validation vulnerability [CWE-295] in FortiPortal version 7.4.0, version 7.2.4 and below, version 7.0.8 and below, version 6.0.15 and below when connecting to a FortiManager device, a FortiAnalyzer device, or an SMT…

Vulnerability class: Improper Certificate Validation

EPSS: 0.002 (4.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Fortinet Fortiportal — versions 7.4.0, 7.2.0, 7.0.0

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

psirt@fortinet.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-40590?: CVE-2024-40590 is a medium-severity vulnerability in Fortinet Fortiportal, classified under Improper Certificate Validation. CVSS score: 4.8/10. Published 2025-03-14.
How severe is CVE-2024-40590?: Medium severity. CVSS v3 base score is 4.8 out of 10.