Disclosure summary
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.
CISA remediation guidance
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.
Source-reported weakness categories
CWE-22
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2026-104286
Open original source · Updated Oct 02, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| fortinet | fortimail | * {"versionStartIncluding":"8.0.0","versionEndIncluding":"8.0.1"} |
CERT-FR all advisories · RSS-c15710f56a70c17e508c36b571629ed059b
Open original source · Updated Oct 01, 2026
Vulnérabilité dans Fortinet FortiMail (02 octobre 2026)
CVE mention in publisher metadata; check the original affected versions.
Original records & references
- NIST NVD record
- CVE Program record
- CISA KEV catalog entry
- fortiguard.fortinet.com — Mitigation, Vendor Advisory
- www.cisa.gov — US Government Resource
PUBLISHED 2026-10-01T16:17:24-04:00
MODIFIED 2026-10-02T08:35:33-04:00
INGESTED 2026-10-06T11:45:14-04:00