A improper neutralization of argument delimiters in a command ('argument injection') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.2, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2 all versions may allow an authenticated remote attacker with domain admin or admin privileges to delete users of other tenant domains on a paired FortiAuthenticator, execute arbitrary code as root or arbitrary CLI commands, and read or write arbitrary files as root via crafted HTTP requests to the administrative interface.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00652.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Fortinet Subscribe
Fortimail Subscribe

No data.

No data.

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No data.

Advisories

No advisories yet.

Fixes

Solution

Upgrade to upcoming FortiMail version 8.0.3 or above Upgrade to FortiMail version 7.6.7 or above Upgrade to FortiMail version 7.4.9 or above

Workaround

No workaround given by the vendor.

References
Link Providers
https://fortiguard.fortinet.com/psirt/FG-IR-26-218 cve-icon cve-icon
History

Thu, 12 Nov 2026 16:45:00 +0000

Type Values Removed Values Added
Title FortiMail Command Injection Allows Deletion of Users and Arbitrary Code Execution

Wed, 11 Nov 2026 21:45:00 +0000

Type Values Removed Values Added
Description A improper neutralization of argument delimiters in a command ('argument injection') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.2, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2 all versions may allow an authenticated remote attacker with domain admin or admin privileges to delete users of other tenant domains on a paired FortiAuthenticator, execute arbitrary code as root or arbitrary CLI commands, and read or write arbitrary files as root via crafted HTTP requests to the administrative interface.
First Time appeared Fortinet
Fortinet fortimail
Weaknesses CWE-88
CPEs cpe:2.3:a:fortinet:fortimail:7.2.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.2.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.2.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.2.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.2.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.2.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.2.6:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.2.7:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.2.8:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.2.9:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.4.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.4.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.4.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.4.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.4.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.4.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.4.6:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.4.7:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.4.8:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.6.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.6.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.6.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.6.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.6.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.6.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:7.6.6:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:8.0.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:8.0.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:8.0.2:*:*:*:*:*:*:*
Vendors & Products Fortinet
Fortinet fortimail
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: fortinet

Published:

Updated: 2026-11-11T21:30:03.318Z

Reserved: 2026-11-10T20:04:00.242Z

Link: CVE-2026-126169

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-11T22:17:15.200

Modified: 2026-11-11T22:17:15.200

Link: CVE-2026-126169

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-12T16:30:05Z

Weaknesses