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CVE-2026-104286

9.8 CRITICAL

Published 2026-10-01 · Updated 2026-10-07

AI risk analysis

Summary
This vulnerability allows an unauthenticated attacker to write arbitrary files on the system by exploiting path traversal in FortiMail versions 8.0.0 to 8.0.1, 7.6.0 to 7.6.6, 7.4.0 to 7.4.8, and 7.2.0 to 7.2.9, enabling unauthorized code execution.
Exploitability
Exploitation is relatively straightforward as it requires crafting HTTP or HTTPS requests to a specific endpoint, which may be accessible to external attackers.
Blast radius
If exploited, this vulnerability could lead to unauthorized code execution, potentially allowing the attacker to gain full control over the system.
Detection
No reliable host or network indicator is derivable from the published description.
Prioritized remediation
Upgrade to FortiMail 8.0.2 or later, 7.6.7 or later, 7.4.9 or later, or 7.2.10 or later.
path-traversalunauth-writewebcritical

Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.

NVD description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-22

Vendors

fortinet

Products

fortimail

All references

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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