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CRITICAL CISA KEV

CVE-2026-25089

CVSS v3

9.8

CRITICAL

EPSS Score

76.1 %

exploit probability, as of 2026-10-19

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-25089 yet.

Full record on NVD

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?

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

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).

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