CVE-2026-39809

Local code execution via crafted SQL requests

Published Apr 14, 2026 · Updated Apr 14, 2026

SQL injection in Fortinet FortiClient EMS 7.0, 7.2.0 through 7.2.12, and 7.4.0 through 7.4.5 allows local users to execute code. Fortinet has not disclosed the request handler, input field, or SQL statement that fails to neutralize attacker-controlled SQL syntax. Exploitation requires local access and high privileges, and successful injection executes unauthorized code or commands without user interaction.

CVSS severity6.7
Medium
EPSS probability0.13%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

SQL injection in Fortinet FortiClient EMS 7.0, 7.2.0 through 7.2.12, and 7.4.0 through 7.4.5 allows local users to execute code. Fortinet has not disclosed the request handler, input field, or SQL statement that fails to neutralize attacker-controlled SQL syntax. Exploitation requires local access and high privileges, and successful injection executes unauthorized code or commands without user interaction.

The record

CVE
CVE-2026-39809
Published
Apr 14, 2026
Updated
Apr 14, 2026
Vendor
Fortinet
Product
FortiClient EMS
Classifications
CWE-89
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Apr 14, 2026CVE publishedPublication date reported by the CVE source.
  2. Apr 14, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=7.4.0 <=7.4.1
  2. Affected versionversion=7.4.3 <=7.4.4

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Fortinet · FortiClient EMSversion=7.4.0 <=7.4.1; version=7.4.3 <=7.4.4

Published CVSS scores

6.7FortinetCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo