Is CVE-2026-39809 actively exploited?

No active exploitation of CVE-2026-39809 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-39809 be exploited remotely?

No. CVE-2026-39809 requires local access to exploit.

What is the CVSS score of CVE-2026-39809?

CVE-2026-39809 has a CVSS score of 6.7 (MEDIUM).

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MEDIUM

CVE-2026-39809

CWE-89Published: April 14, 2026· Updated: Apr 17, 2026

6.7

CVSS v3.1

EPSS:0.02%probability of exploitation in 30 daysPercentile:5.6th

Official Description

A improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiClientEMS 7.4.0 through 7.4.5, FortiClientEMS 7.2.0 through 7.2.12, FortiClientEMS 7.0 all versions may allow attacker to execute unauthorized code or commands via sending crafted requests

NVD Source

Technical Analysis

CVE-2026-39809 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.7.

From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.