Cryptographic Key Vulnerability in Fortinet FortiClientEMS
CVE-2026-39810

5.2MEDIUM

Key Information:

Vendor

Fortinet
Status
Forticlientems
Vendor
CVE Published:
14 April 2026

What is CVE-2026-39810?

A hard-coded cryptographic key vulnerability in Fortinet's FortiClientEMS versions 7.4.0 through 7.4.5 can lead to information disclosure. Attackers may exploit this flaw to access sensitive information without proper authentication, as the cryptographic key remains unchanged in the software. This vulnerability emphasizes the importance of secure key management and highlights the potential risks associated with using hard-coded credentials. Organizations using affected versions are advised to assess their security measures and apply necessary updates.

Affected Version(s)

FortiClientEMS 7.4.3 <= 7.4.5

FortiClientEMS 7.4.0 <= 7.4.1

References

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

CVSS V3.1

Score:
5.2
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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