What is CVE-2026-39810?

CVE-2026-39810 is a medium-severity vulnerability in Fortinet Forticlientems, classified under Use of Hard-coded Cryptographic Key. CVSS score: 5.2/10. Published 2026-04-14.

How severe is CVE-2026-39810?

Medium severity. CVSS v3 base score is 5.2 out of 10.

Vulnerability in Fortinet Forticlientems

CVE-2026-39810

A use of hard-coded cryptographic key vulnerability in Fortinet FortiClientEMS 7.4.0 through 7.4.5 may allow attacker to information disclosure via decrypting database dump.

EPSS: 0.000 (2.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C.

Affected products

Fortinet Forticlientems — versions 7.4.3, 7.4.0

Weakness classification (CWE)

CWE-321 — Use of Hard-coded Cryptographic Key

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-107

Frequently asked questions

What is CVE-2026-39810?: CVE-2026-39810 is a medium-severity vulnerability in Fortinet Forticlientems, classified under Use of Hard-coded Cryptographic Key. CVSS score: 5.2/10. Published 2026-04-14.
How severe is CVE-2026-39810?: Medium severity. CVSS v3 base score is 5.2 out of 10.