CVE-2025-54972 Other in FortiMail

Low 3.9 Published Updated

Attackers can inject headers into responses via crafted links, potentially altering email handling or bypassing security controls in FortiMail.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2025-54972?

CVE-2025-54972 is a low-severity vulnerability in Fortinet FortiMail, published on 18 Nov 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official 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

Weakness: CWE-93

Which versions are affected by CVE-2025-54972?

It affects 1 product.

Products include Fortinet Fortimail.

How do I fix CVE-2025-54972?

No fix has been published for CVE-2025-54972 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-54972 being exploited?

There is no known exploitation of CVE-2025-54972 in the wild and no public exploit code.

Sources

Also known as GHSA-prjc-xc24-cv4p.

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