CRITICAL CISA KEV

CVE-2026-25089

CVSS v3

9.8

CRITICAL

EPSS Score

2.0 %

exploit probability

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

Description

A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox 4.2 all versions, FortiSandbox Cloud 5.0.4 through 5.0.5, FortiSandbox PaaS 5.0.4 through 5.0.5 may allow an unauthenticated attacker to execute unauthorized commands via specifically crafted HTTP requests

CISA Known Exploited Vulnerability

Date Added: 2026-07-16
Patch Due Date: 2026-07-19
Ransomware Use: Unknown

Technical details

Published: 2026-06-09

Frequently asked questions

What is CVE-2026-25089?

Is CVE-2026-25089 actively exploited?

Yes. CVE-2026-25089 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2026-07-19.

What is the CVSS score for CVE-2026-25089?

CVE-2026-25089 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2026-25089 affecting your environment?

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