Detections
Analytics

Fortinet FortiClient EMS 7.4.4 SQLi (FG-IR-25-1142)

critical Nessus Plugin ID 304507

Synopsis

The remote host is affected by a SQL injection vulnerability.

Description

The version of Fortinet FortiClient EMS installed on the remote host is 7.4.4. It is, therefore, affected by a SQL injection vulnerability:

 - An improper neutralization of special elements used in an SQL command ('SQL Injection') vulnerability in FortiClientEMS 7.4.4 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests. (CVE-2026-21643)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Fortinet FortiClient EMS version 7.4.5 or later.

See Also

https://fortiguard.fortinet.com/psirt/FG-IR-25-1142

http://www.nessus.org/u?1b2ef946

Plugin Details

Severity: Critical

ID: 304507

File Name: fortinet_forticlient_ems_FG-IR-25-1142.nasl

Version: 1.1

Type: Combined

Agent: windows

Family: Misc.

Published: 4/1/2026

Updated: 4/1/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.0

CVSS v2

Risk Factor: Critical

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-21643

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: cpe:/a:fortinet:forticlient_enterprise_management_server

Required KB Items: installed_sw/Fortinet FortiClient EMS

Patch Publication Date: 2/6/2026

Vulnerability Publication Date: 2/6/2026

Reference Information

CVE: CVE-2026-21643

IAVA: 2026-A-0052