CVE-2026-104286
CRITICAL
CVSS 9.8
Published: 2026-10-01
Modified: 2026-10-02
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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.
Quick Facts
| CVE ID | CVE-2026-104286 |
| CVSS Score | 9.8 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Published | 2026-10-01 |
| Exploited | Yes |
| CISA KEV | Yes |
| PoC | Not public |
Affected Products
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fortinet / fortimail
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fortinet / fortimail
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fortinet / fortimail