CVE-2026-25089
Summary
| CVE | CVE-2026-25089 |
|---|---|
| State | PUBLISHED |
| Assigner | fortinet |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-06-09 16:16:39 UTC |
| Updated | 2026-07-23 08:10:00 UTC |
| 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 |
Risk And Classification
Primary CVSS: v3.1 9.8 CRITICAL from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.698270000 probability, percentile 0.993050000 (date 2026-08-03)
CISA KEV: Listed on 2026-07-16; due 2026-07-19; ransomware use Unknown
Problem Types: CWE-78 | CWE-78 Execute unauthorized code or commands
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Secondary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | CVSS | 9.1 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C |
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA Known Exploited Vulnerability
| Vendor | Fortinet |
|---|---|
| Product | FortiSandbox |
| Name | Fortinet FortiSandbox OS Command Injection Vulnerability |
| 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 |
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Fortinet | Fortisandbox | All | All | All | All |
| Application | Fortinet | Fortisandbox | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Fortinet | FortiSandbox | affected 5.0.0 5.0.5 semver | Not specified |
| CNA | Fortinet | FortiSandbox | affected 4.4.0 4.4.8 semver | Not specified |
| CNA | Fortinet | FortiSandbox | affected 4.2.1 4.2.8 semver | Not specified |
| CNA | Fortinet | FortiSandbox Cloud | affected 5.0.4 5.0.5 semver | Not specified |
| CNA | Fortinet | FortiSandbox PaaS | affected 5.0.4 5.0.5 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.cisa.gov/known-exploited-vulnerabilities-catalog | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | www.cisa.gov | US Government Resource |
| fortiguard.fortinet.com/psirt/FG-IR-26-141 | [email protected] | fortiguard.fortinet.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
| CISA Known Exploited Vulnerabilities catalog | CISA | www.cisa.gov | kev |
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| ADP | 2026-07-16T00:00:00.000Z | CVE-2026-25089 added to CISA KEV |
Solutions
CNA: Upgrade to upcoming FortiSandbox version 5.2.0 or above Upgrade to FortiSandbox version 5.0.6 or above Upgrade to FortiSandbox version 4.4.9 or above Upgrade to upcoming FortiSandbox PaaS version 5.2.0 or above Upgrade to FortiSandbox PaaS version 5.0.6 or above Fortinet remediated this issue in FortiSandbox Cloud version 5.2.0 (not released) and hence customers do not need to perform any action. Fortinet remediated this issue in FortiSandbox Cloud version 5.0.6 (not released) and hence customers do not need to perform any action.