Review reviewCritical

CVE-2026-59836

Fortinet FortiClientEMS, forticlientems

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>

CVSS
9.8
EPSS
0.12%
2.49% percentile
CISA KEV
Not listed
Published
2026.07.15
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.12%
Technical severityCVSS 9.8

Vulnerability overview

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>

Affected product and versions

Product
Fortinet FortiClientEMS, forticlientems
Affected versions
>= 7.4.3 <= 7.4.5, >= 7.4.0 <= 7.4.1, >= 7.2.12 <= 7.2.14, >= 7.2.0 <= 7.2.10, >= 7.2.0 <= 7.4.1, >= 7.4.3 < 7.4.6
Fixed versions
7.4.6

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Fortinet FortiClientEMS, forticlientems and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-295