An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2.0 through 7.2.9 may allow an unauthenticated attacker to write arbitrary files on the underlying system via crafted HTTP or HTTPS requests.
zetlyn/cve-nvd vulnerability cve CVE-2026-104286 cpe cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:* known 2026-10-01
https://nvd.nist.gov/vuln/detail/CVE-2026-104286
Properties
| cvss | 9.8receipt
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:fortinet:fortimail:8.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.9:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.8:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.7:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.9:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.8:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.7:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.0:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "FortiMail",
"vendor": "Fortinet",
"versions": [
{
"status": "affected",
"version": "8.0.0"
},
{
"lessThanOrEqual": "7.6.5",
"status": "affected",
"version": "7.6.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.4.6",
"status": "affected",
"version": "7.4.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.2.9",
"status": "affected",
"version": "7.2.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.0.9",
"status": "affected",
"version": "7.0.0",
"versionType": "semver"
}
]
}
],
"source": "psirt@fortinet.com"
}
],
"cisaActionDue": "2026-10-04",
"cisaExploitAdd": "2026-10-01",
"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 FortiMail Path Traversal Vulnerability",
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "77C9CE10-1038-4100-81E0-234822E6373B",
"versionEndIncluding": "7.4.8",
"versionStartIncluding": "7.2.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "1EA73418-A7A1-4247-BA3E-969550962E0E",
"versionEndIncluding": "7.6.6",
"versionStartIncluding": "7.6.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "DDAF1B20-36CA-4DD4-9483-6B605001B9DA",
"versionEndIncluding": "8.0.1",
"versionStartIncluding": "8.0.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2.0 through 7.2.9 may allow an unauthenticated attacker to write arbitrary files on the underlying system via crafted HTTP or HTTPS requests."
}
],
"id": "CVE-2026-104286",
"lastModified": "2026-10-02T12:35:33.990",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9,
"source": "psirt@fortinet.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-104286",
"options": [
{
"exploitation": "active"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-01T00:00:00+00:00",
"version": "2.0.3"
}
}
]
},
"published": "2026-10-01T20:17:24.010",
"references": [
{
"source": "psirt@fortinet.com",
"tags": [
"Mitigation",
"Vendor Advisory"
],
"url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-175"
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"tags": [
"US Government Resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-104286"
}
],
"sourceIdentifier": "psirt@fortinet.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-22"
}
],
"source": "psirt@fortinet.com",
"type": "Secondary"
}
]
}
} | ||||
|---|---|---|---|---|---|
| product | FortiMailreceipt
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:fortinet:fortimail:8.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.9:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.8:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.7:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.9:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.8:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.7:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.0:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "FortiMail",
"vendor": "Fortinet",
"versions": [
{
"status": "affected",
"version": "8.0.0"
},
{
"lessThanOrEqual": "7.6.5",
"status": "affected",
"version": "7.6.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.4.6",
"status": "affected",
"version": "7.4.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.2.9",
"status": "affected",
"version": "7.2.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.0.9",
"status": "affected",
"version": "7.0.0",
"versionType": "semver"
}
]
}
],
"source": "psirt@fortinet.com"
}
],
"cisaActionDue": "2026-10-04",
"cisaExploitAdd": "2026-10-01",
"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 FortiMail Path Traversal Vulnerability",
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "77C9CE10-1038-4100-81E0-234822E6373B",
"versionEndIncluding": "7.4.8",
"versionStartIncluding": "7.2.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "1EA73418-A7A1-4247-BA3E-969550962E0E",
"versionEndIncluding": "7.6.6",
"versionStartIncluding": "7.6.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "DDAF1B20-36CA-4DD4-9483-6B605001B9DA",
"versionEndIncluding": "8.0.1",
"versionStartIncluding": "8.0.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2.0 through 7.2.9 may allow an unauthenticated attacker to write arbitrary files on the underlying system via crafted HTTP or HTTPS requests."
}
],
"id": "CVE-2026-104286",
"lastModified": "2026-10-02T12:35:33.990",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9,
"source": "psirt@fortinet.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-104286",
"options": [
{
"exploitation": "active"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-01T00:00:00+00:00",
"version": "2.0.3"
}
}
]
},
"published": "2026-10-01T20:17:24.010",
"references": [
{
"source": "psirt@fortinet.com",
"tags": [
"Mitigation",
"Vendor Advisory"
],
"url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-175"
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"tags": [
"US Government Resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-104286"
}
],
"sourceIdentifier": "psirt@fortinet.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-22"
}
],
"source": "psirt@fortinet.com",
"type": "Secondary"
}
]
}
} | ||||
| status | Analyzedreceipt
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:fortinet:fortimail:8.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.9:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.8:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.7:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.9:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.8:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.7:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.0:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "FortiMail",
"vendor": "Fortinet",
"versions": [
{
"status": "affected",
"version": "8.0.0"
},
{
"lessThanOrEqual": "7.6.5",
"status": "affected",
"version": "7.6.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.4.6",
"status": "affected",
"version": "7.4.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.2.9",
"status": "affected",
"version": "7.2.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.0.9",
"status": "affected",
"version": "7.0.0",
"versionType": "semver"
}
]
}
],
"source": "psirt@fortinet.com"
}
],
"cisaActionDue": "2026-10-04",
"cisaExploitAdd": "2026-10-01",
"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 FortiMail Path Traversal Vulnerability",
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "77C9CE10-1038-4100-81E0-234822E6373B",
"versionEndIncluding": "7.4.8",
"versionStartIncluding": "7.2.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "1EA73418-A7A1-4247-BA3E-969550962E0E",
"versionEndIncluding": "7.6.6",
"versionStartIncluding": "7.6.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "DDAF1B20-36CA-4DD4-9483-6B605001B9DA",
"versionEndIncluding": "8.0.1",
"versionStartIncluding": "8.0.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2.0 through 7.2.9 may allow an unauthenticated attacker to write arbitrary files on the underlying system via crafted HTTP or HTTPS requests."
}
],
"id": "CVE-2026-104286",
"lastModified": "2026-10-02T12:35:33.990",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9,
"source": "psirt@fortinet.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-104286",
"options": [
{
"exploitation": "active"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-01T00:00:00+00:00",
"version": "2.0.3"
}
}
]
},
"published": "2026-10-01T20:17:24.010",
"references": [
{
"source": "psirt@fortinet.com",
"tags": [
"Mitigation",
"Vendor Advisory"
],
"url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-175"
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"tags": [
"US Government Resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-104286"
}
],
"sourceIdentifier": "psirt@fortinet.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-22"
}
],
"source": "psirt@fortinet.com",
"type": "Secondary"
}
]
}
} | ||||
| vendor | Fortinetreceipt
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:fortinet:fortimail:8.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.6.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.9:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.8:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.7:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.2.0:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.9:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.8:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.7:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.6:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.5:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.4:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.3:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.2:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.1:*:*:*:*:*:*:*",
"cpe:2.3:a:fortinet:fortimail:7.0.0:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "FortiMail",
"vendor": "Fortinet",
"versions": [
{
"status": "affected",
"version": "8.0.0"
},
{
"lessThanOrEqual": "7.6.5",
"status": "affected",
"version": "7.6.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.4.6",
"status": "affected",
"version": "7.4.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.2.9",
"status": "affected",
"version": "7.2.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.0.9",
"status": "affected",
"version": "7.0.0",
"versionType": "semver"
}
]
}
],
"source": "psirt@fortinet.com"
}
],
"cisaActionDue": "2026-10-04",
"cisaExploitAdd": "2026-10-01",
"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 FortiMail Path Traversal Vulnerability",
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "77C9CE10-1038-4100-81E0-234822E6373B",
"versionEndIncluding": "7.4.8",
"versionStartIncluding": "7.2.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "1EA73418-A7A1-4247-BA3E-969550962E0E",
"versionEndIncluding": "7.6.6",
"versionStartIncluding": "7.6.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
"matchCriteriaId": "DDAF1B20-36CA-4DD4-9483-6B605001B9DA",
"versionEndIncluding": "8.0.1",
"versionStartIncluding": "8.0.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2.0 through 7.2.9 may allow an unauthenticated attacker to write arbitrary files on the underlying system via crafted HTTP or HTTPS requests."
}
],
"id": "CVE-2026-104286",
"lastModified": "2026-10-02T12:35:33.990",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9,
"source": "psirt@fortinet.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-104286",
"options": [
{
"exploitation": "active"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-01T00:00:00+00:00",
"version": "2.0.3"
}
}
]
},
"published": "2026-10-01T20:17:24.010",
"references": [
{
"source": "psirt@fortinet.com",
"tags": [
"Mitigation",
"Vendor Advisory"
],
"url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-175"
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"tags": [
"US Government Resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-104286"
}
],
"sourceIdentifier": "psirt@fortinet.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-22"
}
],
"source": "psirt@fortinet.com",
"type": "Secondary"
}
]
}
} |
Text
An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2.0 through 7.2.9 may allow an unauthenticated attacker to write arbitrary files on the underlying system via crafted HTTP or HTTPS requests.