Description
A out-of-bounds write 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 all versions may allow a remote unauthenticated attacker to cause a denial of service via a specially crafted HTTP request.
Published: 2026-11-11
Score: 7.5 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Solution

Upgrade to FortiMail version 8.0.2 or above Upgrade to FortiMail version 7.6.7 or above Upgrade to FortiMail version 7.4.9 or above

Tracking

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Advisories

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History

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

Type Values Removed Values Added
Description A out-of-bounds write 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 all versions may allow a remote unauthenticated attacker to cause a denial of service via a specially crafted HTTP request.
First Time appeared Fortinet
Fortinet fortimail
Weaknesses CWE-787
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:*:*:*:*:*:*:*
Vendors & Products Fortinet
Fortinet fortimail
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C'}

Subscriptions

Fortinet Fortimail
cve-icon MITRE

Status: PUBLISHED

Assigner: fortinet

Published:

Updated: 2026-11-11T21:29:13.715Z

Reserved: 2026-11-10T20:03:37.002Z

Link: CVE-2026-126154

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses