CVEvulnerability

CVE-2026-25089

9.8 CRITICAL Known exploited Published 2026-06-09 Modified 2026-07-23 Official page ↗

CISA Known Exploited Vulnerability

Fortinet FortiSandbox OS Command Injection Vulnerability — Fortinet FortiSandbox

Fortinet FortiSandbox, FortiSandbox Cloud, and FortiSandbox PaaS contain an OS command injection vulnerability that allows an unauthenticated attacker to execute unauthorized commands via specifically crafted HTTP requests.

Added to KEV: 2026-07-16
Remediation due: 2026-07-19
Ransomware use: Unknown
Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Notes: https://fortiguard.fortinet.com/psirt/FG-IR-26-141 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-25089

Status: Analyzed
Published: 2026-06-09
Last modified: 2026-07-23
Assigner: [email protected]
CVSS 3.1 ([email protected]): 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses: CWE-78

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

Affected configurations

• fortinet fortisandbox (>= 4.2.0 <= 4.2.8) • fortinet fortisandbox (>= 4.4.0 < 4.4.9) • fortinet fortisandbox (>= 5.0.0 < 5.0.6) • fortinet fortisandbox cloud (>= 5.0.4 < 5.0.6) • fortinet fortisandbox paas (>= 5.0.4 < 5.0.6)

Weakness · CWE (1)

CWE-78 Improper Neutralization of Special Elements used in an OS Command weakness

References