CVE-2025-54972

Published Nov 18, 2025 CVSS 3.1 · 3.9 Low EPSS < 1% KEV · Not listed

Description

An improper neutralization of crlf sequences ('crlf injection') vulnerability in Fortinet FortiMail 7.6.0 through 7.6.3, FortiMail 7.4.0 through 7.4.5, FortiMail 7.2 all versions, FortiMail 7.0 all versions may allow an attacker to inject headers in the response via convincing a user to click on a specifically crafted link

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Fortinet

FortiMail

unaffected

Version	Status	Constraints
`7.6.0`	affected	≤ 7.6.3
`7.4.0`	affected	≤ 7.4.5
`7.2.0`	affected	≤ 7.2.9
`7.0.0`	affected	≤ 7.0.9

Configuration 1 [-]

OR	cpe:2.3:a:fortinet:fortimail::::::::
	cpe:2.3:a:fortinet:fortimail::::::::

No data.

No data available yet.

Remediation

Vendor Solution

Upgrade to upcoming FortiMail version 8.0.0 or above Upgrade to FortiMail version 7.6.4 or above Upgrade to FortiMail version 7.4.6 or above

Tracking

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.215% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://fortiguard.fortinet.com/psirt/FG-IR-25-634

History

Jan 14, 2026 9:30 AM Description updated. Affected versions updated View changes

Type	Values Removed	Values Added
Description	An improper neutralization of crlf sequences ('crlf injection') in Fortinet FortiMail 7.6.0 through 7.6.3, FortiMail 7.4.0 through 7.4.5, FortiMail 7.2 all versions, FortiMail 7.0 all versions may allow an attacker to inject headers in the response via convincing a user to click on a specifically crafted link	An improper neutralization of crlf sequences ('crlf injection') vulnerability in Fortinet FortiMail 7.6.0 through 7.6.3, FortiMail 7.4.0 through 7.4.5, FortiMail 7.2 all versions, FortiMail 7.0 all versions may allow an attacker to inject headers in the response via convincing a user to click on a specifically crafted link
CPEs		cpe:2.3:a:fortinet:fortimail:7.2.9:::::::*

Nov 20, 2025 2:45 PM Affected versions updated View changes

Type	Values Removed	Values Added
CPEs		cpe:2.3:a:fortinet:fortimail::::::::

Nov 19, 2025 3:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Nov 18, 2025 5:15 PM Description updated. First appearance in the feed. Weaknesses updated. Affected versions updated. Affected vendors updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		An improper neutralization of crlf sequences ('crlf injection') in Fortinet FortiMail 7.6.0 through 7.6.3, FortiMail 7.4.0 through 7.4.5, FortiMail 7.2 all versions, FortiMail 7.0 all versions may allow an attacker to inject headers in the response via convincing a user to click on a specifically crafted link
First Time appeared		Fortinet Fortinet fortimail
Weaknesses		CWE-93
CPEs		cpe:2.3:a:fortinet:fortimail:7.0.0:::::::* cpe:2.3:a:fortinet:fortimail:7.0.1:::::::* cpe:2.3:a:fortinet:fortimail:7.0.2:::::::* cpe:2.3:a:fortinet:fortimail:7.0.3:::::::* cpe:2.3:a:fortinet:fortimail:7.0.4:::::::* cpe:2.3:a:fortinet:fortimail:7.0.5:::::::* cpe:2.3:a:fortinet:fortimail:7.0.6:::::::* cpe:2.3:a:fortinet:fortimail:7.0.7:::::::* cpe:2.3:a:fortinet:fortimail:7.0.8:::::::* cpe:2.3:a:fortinet:fortimail:7.0.9:::::::* 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:7.4.0:::::::* 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:7.6.0:::::::* 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:::::::*
Vendors & Products		Fortinet Fortinet fortimail
References		https://fortiguard.fortinet.com/psirt/FG-IR-25-634
Metrics		cvssV3_1 `{'score': 3.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C'}`