FortiClientEMS CVE-2026-59836 Improper Cert Validation (v7.2-7.4.5)
CVE-2026-59836 Published on July 14, 2026
A improper certificate validation vulnerability in Fortinet FortiClientEMS 7.4.3 through 7.4.5, FortiClientEMS 7.4.0 through 7.4.1, FortiClientEMS 7.2 all versions may allow attacker to information disclosure via <insert attack vector here>
Vulnerability Analysis
CVE-2026-59836 is exploitable with network access, requires user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
Improper Certificate Validation
The software does not validate, or incorrectly validates, a certificate. When a certificate is invalid or malicious, it might allow an attacker to spoof a trusted entity by interfering in the communication path between the host and client. The software might connect to a malicious host while believing it is a trusted host, or the software might be deceived into accepting spoofed data that appears to originate from a trusted host.
Products Associated with CVE-2026-59836
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Affected Versions
Fortinet FortiClientEMS:- Version 7.4.3, <= 7.4.5 is affected.
- Version 7.4.0, <= 7.4.1 is affected.
- Version 7.2.12, <= 7.2.14 is affected.
- Version 7.2.0, <= 7.2.10 is affected.