CVE-2026-39808
Full vulnerability record from the local CVENow database.
Description
A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.8 may allow attacker to execute unauthorized code or commands via <insert attack vector here>
Severity
CRITICAL
CVSS score
9.8
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-04-14 16:16:44.860000
Last modified
2026-10-26 21:10:00.170000
View original CVE JSON
{
"id": "CVE-2026-39808",
"sourceIdentifier": "[email protected]",
"published": "2026-04-14T16:16:44.860",
"lastModified": "2026-10-26T21:10:00.170",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
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"lang": "en",
"value": "A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.8 may allow attacker to execute unauthorized code or commands via <insert attack vector here>"
},
{
"lang": "es",
"value": "Una vulnerabilidad de neutralización incorrecta de elementos especiales utilizados en un comando del sistema operativo (’inyección de comandos del sistema operativo’) en Fortinet FortiSandbox 4.4.0 hasta 4.4.8 puede permitir al atacante ejecutar código o comandos no autorizados a través de <insertar vector de ataque aquí>"
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
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"product": "FortiSandbox",
"defaultStatus": "unaffected",
"cpes": [
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"cpe:2.3:a:fortinet:fortisandbox:4.4.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortisandbox:4.4.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortisandbox:4.4.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortisandbox:4.4.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortisandbox:4.4.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortisandbox:4.4.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortisandbox:4.4.0:*:*:*:*:*:*:*"
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"versionType": "semver",
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]
},
{
"vendor": "Fortinet",
"product": "FortiSandbox PaaS",
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"cpes": [
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{
"version": "22.2.4151",
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{
"version": "22.2.4134",
"status": "affected"
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{
"version": "22.1.4113",
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{
"version": "21.4.4072",
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{
"version": "21.3.4055",
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],
"metrics": {
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{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"id": "CVE-2026-39808",
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"role": "CISA Coordinator",
"version": "2.0.3"
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},
"cisaExploitAdd": "2026-07-16",
"cisaActionDue": "2026-07-19",
"cisaRequiredAction": "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.",
"cisaVulnerabilityName": "Fortinet FortiSandbox OS Command Injection Vulnerability",
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-78"
}
]
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],
"configurations": [
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"versionStartIncluding": "4.4.0",
"versionEndIncluding": "4.4.9",
"matchCriteriaId": "94FFE14D-51FF-4D31-A0FD-5B0877081A04"
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],
"references": [
{
"url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-100",
"source": "[email protected]",
"tags": [
"Vendor Advisory"
]
},
{
"url": "https://github.com/samu-delucas/CVE-2026-39808",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"tags": [
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{
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"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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}