Fortimail Fortinet Fortimail

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By the Year

In 2025 there have been 10 vulnerabilities in Fortinet Fortimail with an average score of 6.6 out of ten. Fortimail did not have any published security vulnerabilities last year. That is, 10 more vulnerabilities have already been reported in 2025 as compared to last year.




Year Vulnerabilities Average Score
2025 10 6.60
2024 0 0.00
2023 6 6.83
2022 8 7.50
2021 11 7.64
2020 3 7.30

It may take a day or so for new Fortimail vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.

Recent Fortinet Fortimail Security Vulnerabilities

Fortinet Forti* - Sensitive Data Disclosure via Crafted Packets (v<=7.6)
CVE-2024-47569 4.2 - Medium - October 14, 2025

A insertion of sensitive information into sent data in Fortinet FortiManager Cloud 7.4.1 through 7.4.3, FortiVoice 7.0.0 through 7.0.4, 6.4.0 through 6.4.9, 6.0.7 through 6.0.12, FortiMail 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.9, FortiOS 7.6.0, 7.4.0 through 7.4.4, 7.2.0 through 7.2.8, 7.0.0 through 7.0.15, 6.4.0 through 6.4.15, 6.2.0 through 6.2.17, 6.0.0 through 6.0.18, FortiWeb 7.6.0, 7.4.0 through 7.4.4, 7.2.0 through 7.2.11, 7.0.0 through 7.0.11, 6.4.0 through 6.4.3, FortiRecorder 7.2.0 through 7.2.1, 7.0.0 through 7.0.4, FortiNDR 7.6.0 through 7.6.1, 7.4.0 through 7.4.8, 7.2.0 through 7.2.5, 7.1.0 through 7.1.1, 7.0.0 through 7.0.7, 1.5.0 through 1.5.3, FortiPAM 1.3.0 through 1.3.1, 1.2.0, 1.1.0 through 1.1.2, 1.0.0 through 1.0.3, FortiTester 7.4.0 through 7.4.2, 7.3.0 through 7.3.2, 7.2.0 through 7.2.3, 7.1.0 through 7.1.1, 7.0.0, 4.2.0 through 4.2.1, FortiProxy 7.4.0 through 7.4.4, 7.2.0 through 7.2.10, 7.0.0 through 7.0.21, 2.0.0 through 2.0.14, 1.2.0 through 1.2.13, 1.1.0 through 1.1.6, 1.0.0 through 1.0.7, FortiManager 7.6.0 through 7.6.1, 7.4.1 through 7.4.3 allows attacker to disclose sensitive information via specially crafted packets.

Insertion of Sensitive Information Into Sent Data

Fortinet FortiMail, FortiVoice Path Traversal 7.6.x/7.0.x
CVE-2024-40588 4.2 - Medium - August 12, 2025

Multiple relative path traversal vulnerabilities [CWE-23] in Fortinet FortiMail version 7.6.0 through 7.6.1 and before 7.4.3, FortiVoice version 7.0.0 through 7.0.5 and before 7.4.9, FortiRecorder version 7.2.0 through 7.2.1 and before 7.0.4, FortiCamera & FortiNDR version 7.6.0 and before 7.4.6 may allow a privileged attacker to read files from the underlying filesystem via crafted CLI requests.

Relative Path Traversal

Stack Buffer Overflow in FortiVoice 6.4.x-7.2.x via HTTP Cookie
CVE-2025-32756 9.6 - Critical - May 13, 2025

A stack-based buffer overflow vulnerability [CWE-121] in Fortinet FortiVoice versions 7.2.0, 7.0.0 through 7.0.6, 6.4.0 through 6.4.10, FortiRecorder versions 7.2.0 through 7.2.3, 7.0.0 through 7.0.5, 6.4.0 through 6.4.5, FortiMail versions 7.6.0 through 7.6.2, 7.4.0 through 7.4.4, 7.2.0 through 7.2.7, 7.0.0 through 7.0.8, FortiNDR versions 7.6.0, 7.4.0 through 7.4.7, 7.2.0 through 7.2.4, 7.0.0 through 7.0.6, FortiCamera versions 2.1.0 through 2.1.3, 2.0 all versions, 1.1 all versions, allows a remote unauthenticated attacker to execute arbitrary code or commands via sending HTTP requests with specially crafted hash cookie.

Stack Overflow

FortiMail 6.4.0-6.4.4, FortiNDR 7.2.0-<7.1.0 Buffer Overflow in Webmail/Admin
CVE-2023-33302 8.8 - High - March 31, 2025

A buffer copy without checking size of input ('classic buffer overflow') in Fortinet FortiMail webmail and administrative interface version 6.4.0 through 6.4.4 and before 6.2.6 and FortiNDR administrative interface version 7.2.0 and before 7.1.0 allows an authenticated attacker with regular webmail access to trigger a buffer overflow and to possibly execute unauthorized code or commands via specifically crafted HTTP requests.

Classic Buffer Overflow

Fortinet FortiDDoS CVE-2021-24008: Sensitive Info Exposure via JS File <5.4.0
CVE-2021-24008 - March 28, 2025

An exposure of sensitive system information to an unauthorized control sphere vulnerability [CWE-497] in FortiDDoS version 5.4.0, version 5.3.2 and below, version 5.2.0, version 5.1.0, version 5.0.0, version 4.7.0, version 4.6.0, version 4.5.0, version 4.4.2 and below, FortiDDoS-CM version 5.3.0, version 5.2.0, version 5.1.0, version 5.0.0, version 4.7.0, FortiVoice version 6.0.6 and below, FortiRecorder version 6.0.3 and below and FortiMail version 6.4.1 and below, version 6.2.4 and below, version 6.0.9 and below may allow a remote, unauthenticated attacker to obtain potentially sensitive software-version information by reading a JavaScript file.

Information Disclosure

FortiMail 6.x Weak PRNG in IdB Encryption Auth leading to credential reset
CVE-2021-26091 - March 24, 2025

A use of a cryptographically weak pseudo-random number generator vulnerability in the authenticator of the Identity Based Encryption service of FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7 may allow an unauthenticated attacker to infer parts of users authentication tokens and reset their credentials.

PRNG

FortiMail 7.4 Improper Access Control: Admin Login Bypass via HTTP (RADIUS)
CVE-2023-47539 - March 18, 2025

An improper access control vulnerability in FortiMail version 7.4.0 configured with RADIUS authentication and remote_wildcard enabled may allow a remote unauthenticated attacker to bypass admin login via a crafted HTTP request.

Authorization

FortiMail CLI Stack Buffer Overflow, v7.6.0-7.6.1 & <7.4.3
CVE-2024-46663 - March 11, 2025

A stack-buffer overflow vulnerability [CWE-121] in Fortinet FortiMail CLI version 7.6.0 through 7.6.1 and before 7.4.3 allows a privileged attacker to execute arbitrary code or commands via specifically crafted CLI commands.

Stack Overflow

Fortinet FortiManager/<others> <=7.4.3 Cache Poison via External Host Header
CVE-2022-23439 6.1 - Medium - January 22, 2025

A externally controlled reference to a resource in another sphere in Fortinet FortiManager before version 7.4.3, FortiMail before version 7.0.3, FortiAnalyzer before version 7.4.3, FortiVoice version 7.0.0, 7.0.1 and before 6.4.8, FortiProxy before version 7.0.4, FortiRecorder version 6.4.0 through 6.4.2 and before 6.0.10, FortiAuthenticator version 6.4.0 through 6.4.1 and before 6.3.3, FortiNDR version 7.2.0 before 7.1.0, FortiWLC before version 8.6.4, FortiPortal before version 6.0.9, FortiOS version 7.2.0 and before 7.0.5, FortiADC version 7.0.0 through 7.0.1 and before 6.2.3 , FortiDDoS before version 5.5.1, FortiDDoS-F before version 6.3.3, FortiTester before version 7.2.1, FortiSOAR before version 7.2.2 and FortiSwitch before version 6.3.3 allows attacker to poison web caches via crafted HTTP requests, where the `Host` header points to an arbitrary webserver

Externally Controlled Reference to a Resource in Another Sphere

Fortinet FortiMail os command injection via CLI (v7.2.0-7.2.4, v7.0.0-7.0.6, 6.4.0-6.4.7)
CVE-2024-56497 6.7 - Medium - January 14, 2025

An improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiMail versions 7.2.0 through 7.2.4 and 7.0.0 through 7.0.6 and 6.4.0 through 6.4.7, FortiRecorder versions 7.0.0 and 6.4.0 through 6.4.4 allows attacker to execute unauthorized code or commands via the CLI.

Shell injection

Fortinet Forti* CSRF CLI exec (CVE-2022-27488)
CVE-2022-27488 8.8 - High - December 13, 2023

A cross-site request forgery (CSRF) in Fortinet FortiVoiceEnterprise version 6.4.x, 6.0.x, FortiSwitch version 7.0.0 through 7.0.4, 6.4.0 through 6.4.10, 6.2.0 through 6.2.7, 6.0.x, FortiMail version 7.0.0 through 7.0.3, 6.4.0 through 6.4.6, 6.2.x, 6.0.x FortiRecorder version 6.4.0 through 6.4.2, 6.0.x, 2.7.x, 2.6.x, FortiNDR version 1.x.x allows a remote unauthenticated attacker to execute commands on the CLI via tricking an authenticated administrator to execute malicious GET requests.

Session Riding

FortiMail webmail Improper Auth: Folder Title Abuse (v7.0.x7.2.2)
CVE-2023-36633 5.4 - Medium - November 14, 2023

An improper authorization vulnerability [CWE-285] in FortiMail webmail version 7.2.0 through 7.2.2 and before 7.0.5 allows an authenticated attacker to see and modify the title of address book folders of other users via crafted HTTP or HTTPs requests.

Incorrect Permission Assignment for Critical Resource

FortiMail 6.4.8/7.0.x/7.2.x Unauth Brute-Force Login (CWE-307)
CVE-2023-45582 7.3 - High - November 14, 2023

An improper restriction of excessive authentication attempts vulnerability [CWE-307] in FortiMail webmail version 7.2.0 through 7.2.4, 7.0.0 through 7.0.6 and before 6.4.8 may allow an unauthenticated attacker to  perform a brute force attack on the affected endpoints via repeated login attempts.

FortiMail Webmail Auth Bypass (CWE-863) v6.4.7-7.2.2 via crafted HTTP
CVE-2023-36556 8.8 - High - October 10, 2023

An incorrect authorization vulnerability [CWE-863] in FortiMail webmail version 7.2.0 through 7.2.2, version 7.0.0 through 7.0.5 and below 6.4.7 allows an authenticated attacker to login on other users accounts from the same web domain via crafted HTTP or HTTPs requests.

AuthZ

FortiMail 7.2.0-7.2.2 XSS via calendar input (CWE-79)
CVE-2023-36637 5.4 - Medium - October 10, 2023

An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiMail version 7.2.0 through 7.2.2 and before 7.0.5 allows an authenticated attacker to inject HTML tags in FortiMail's calendar via input fields.

XSS

A improper restriction of excessive authentication attempts vulnerability [CWE-307] in Fortinet FortiMail version 6.4.0, version 6.2.0 through 6.2.4 and before 6.0.9
CVE-2022-29056 5.3 - Medium - March 09, 2023

A improper restriction of excessive authentication attempts vulnerability [CWE-307] in Fortinet FortiMail version 6.4.0, version 6.2.0 through 6.2.4 and before 6.0.9 allows a remote unauthenticated attacker to partially exhaust CPU and memory via sending numerous HTTP requests to the login form.

Improper Restriction of Excessive Authentication Attempts

An improper access control vulnerability [CWE-284] in FortiMail 7.2.0, 7.0.0 through 7.0.3, 6.4 all versions, 6.2 all versions, 6.0 all versions may
CVE-2022-39945 6.5 - Medium - November 02, 2022

An improper access control vulnerability [CWE-284] in FortiMail 7.2.0, 7.0.0 through 7.0.3, 6.4 all versions, 6.2 all versions, 6.0 all versions may allow an authenticated admin user assigned to a specific domain to access and modify other domains information via insecure direct object references (IDOR).

Insecure Direct Object Reference / IDOR

An insufficient verification of data authenticity vulnerability [CWE-345] in FortiClient, FortiMail and FortiOS AV engines version 6.2.168 and below and version 6.4.274 and below may
CVE-2022-26122 8.6 - High - November 02, 2022

An insufficient verification of data authenticity vulnerability [CWE-345] in FortiClient, FortiMail and FortiOS AV engines version 6.2.168 and below and version 6.4.274 and below may allow an attacker to bypass the AV engine via manipulating MIME attachment with junk and pad characters in base64.

Insufficient Verification of Data Authenticity

An improper neutralization of input during web page generation vulnerability [CWE-79] in the Webmail of FortiMail before 7.2.0 may
CVE-2022-26114 6.1 - Medium - September 06, 2022

An improper neutralization of input during web page generation vulnerability [CWE-79] in the Webmail of FortiMail before 7.2.0 may allow an unauthenticated attacker to trigger a cross-site scripting (XSS) attack via sending specially crafted mail messages.

XSS

A format string vulnerability [CWE-134] in the command line interpreter of FortiADC version 6.0.0 through 6.0.4, FortiADC version 6.1.0 through 6.1.5, FortiADC version 6.2.0 through 6.2.1, FortiProxy version 1.0.0 through 1.0.7, FortiProxy version 1.1.0 through 1.1.6, FortiProxy version 1.2.0 through 1.2.13, FortiProxy version 2.0.0 through 2.0.7, FortiProxy version 7.0.0 through 7.0.1, FortiOS version 6.0.0 through 6.0.14, FortiOS version 6.2.0 through 6.2.10, FortiOS version 6.4.0 through 6.4.8, FortiOS version 7.0.0 through 7.0.2, FortiMail version 6.4.0 through 6.4.5, FortiMail version 7.0.0 through 7.0.2 may
CVE-2022-22299 7.8 - High - August 05, 2022

A format string vulnerability [CWE-134] in the command line interpreter of FortiADC version 6.0.0 through 6.0.4, FortiADC version 6.1.0 through 6.1.5, FortiADC version 6.2.0 through 6.2.1, FortiProxy version 1.0.0 through 1.0.7, FortiProxy version 1.1.0 through 1.1.6, FortiProxy version 1.2.0 through 1.2.13, FortiProxy version 2.0.0 through 2.0.7, FortiProxy version 7.0.0 through 7.0.1, FortiOS version 6.0.0 through 6.0.14, FortiOS version 6.2.0 through 6.2.10, FortiOS version 6.4.0 through 6.4.8, FortiOS version 7.0.0 through 7.0.2, FortiMail version 6.4.0 through 6.4.5, FortiMail version 7.0.0 through 7.0.2 may allow an authenticated user to execute unauthorized code or commands via specially crafted command arguments.

Use of Externally-Controlled Format String

An improper input validation vulnerability in the web server CGI facilities of FortiMail before 7.0.1 may
CVE-2021-32586 9.8 - Critical - March 01, 2022

An improper input validation vulnerability in the web server CGI facilities of FortiMail before 7.0.1 may allow an unauthenticated attacker to alter the environment of the underlying script interpreter via specifically crafted HTTP requests.

Improper Input Validation

An improper authentication vulnerability in FortiMail before 7.0.1 may
CVE-2021-36166 9.8 - Critical - March 01, 2022

An improper authentication vulnerability in FortiMail before 7.0.1 may allow a remote attacker to efficiently guess one administrative account's authentication token by means of the observation of certain system's properties.

Use of Insufficiently Random Values

A improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiMail version 7.0.1 and 7.0.0, version 6.4.5 and below, version 6.3.7 and below, version 6.0.11 and below
CVE-2021-43062 6.1 - Medium - February 02, 2022

A improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiMail version 7.0.1 and 7.0.0, version 6.4.5 and below, version 6.3.7 and below, version 6.0.11 and below allows attacker to execute unauthorized code or commands via crafted HTTP GET requests to the FortiGuard URI protection service.

XSS

A exposure of sensitive information to an unauthorized actor in Fortinet FortiMail versions 6.0.9 and below, FortiMail versions 6.2.4 and below FortiMail versions 6.4.1 and 6.4.0
CVE-2020-15933 5.3 - Medium - January 05, 2022

A exposure of sensitive information to an unauthorized actor in Fortinet FortiMail versions 6.0.9 and below, FortiMail versions 6.2.4 and below FortiMail versions 6.4.1 and 6.4.0 allows attacker to obtain potentially sensitive software-version information via client-side resources inspection.

Information Disclosure

A missing cryptographic steps vulnerability in the function
CVE-2021-32591 5.3 - Medium - December 08, 2021

A missing cryptographic steps vulnerability in the function that encrypts users' LDAP and RADIUS credentials in FortiSandbox before 4.0.1, FortiWeb before 6.3.12, FortiADC before 6.2.1, FortiMail 7.0.1 and earlier may allow an attacker in possession of the password store to compromise the confidentiality of the encrypted secrets.

A buffer overflow [CWE-121] in the TFTP client library of FortiOS before 6.4.7 and FortiOS 7.0.0 through 7.0.2, may
CVE-2021-42757 6.3 - Medium - December 08, 2021

A buffer overflow [CWE-121] in the TFTP client library of FortiOS before 6.4.7 and FortiOS 7.0.0 through 7.0.2, may allow an authenticated local attacker to achieve arbitrary code execution via specially crafted command line arguments.

Classic Buffer Overflow

The combination of various cryptographic issues in the session management of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6, including the encryption construction of the session cookie, may
CVE-2021-26095 8.8 - High - July 20, 2021

The combination of various cryptographic issues in the session management of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6, including the encryption construction of the session cookie, may allow a remote attacker already in possession of a cookie to possibly reveal and alter or forge its content, thereby escalating privileges.

An improper neutralization of special elements used in an OS Command vulnerability in the administrative interface of FortiMail before 6.4.4 may
CVE-2021-24015 8.8 - High - July 12, 2021

An improper neutralization of special elements used in an OS Command vulnerability in the administrative interface of FortiMail before 6.4.4 may allow an authenticated attacker to execute unauthorized commands via specifically crafted HTTP requests.

Shell injection

Multiple Path traversal vulnerabilities in the Webmail of FortiMail before 6.4.4 may
CVE-2021-24013 6.5 - Medium - July 12, 2021

Multiple Path traversal vulnerabilities in the Webmail of FortiMail before 6.4.4 may allow a regular user to obtain unauthorized access to files and data via specifically crafted web requests.

Directory traversal

A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may
CVE-2021-26090 7.5 - High - July 12, 2021

A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafted login requests.

Memory Leak

Missing cryptographic steps in the Identity-Based Encryption service of FortiMail before 7.0.0 may
CVE-2021-26099 4.9 - Medium - July 12, 2021

Missing cryptographic steps in the Identity-Based Encryption service of FortiMail before 7.0.0 may allow an attacker who comes in possession of the encrypted master keys to compromise their confidentiality by observing a few invariant properties of the ciphertext.

Multiple instances of incorrect calculation of buffer size in the Webmail and Administrative interface of FortiMail before 6.4.5 may
CVE-2021-22129 8.8 - High - July 09, 2021

Multiple instances of incorrect calculation of buffer size in the Webmail and Administrative interface of FortiMail before 6.4.5 may allow an authenticated attacker with regular webmail access to trigger a buffer overflow and to possibly execute unauthorized code or commands via specifically crafted HTTP requests.

Classic Buffer Overflow

Multiple improper neutralization of special elements of SQL commands vulnerabilities in FortiMail before 6.4.4 may
CVE-2021-24007 9.8 - Critical - July 09, 2021

Multiple improper neutralization of special elements of SQL commands vulnerabilities in FortiMail before 6.4.4 may allow a non-authenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.

SQL Injection

A missing cryptographic step in the implementation of the hash digest algorithm in FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7 may
CVE-2021-24020 9.8 - Critical - July 09, 2021

A missing cryptographic step in the implementation of the hash digest algorithm in FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7 may allow an unauthenticated attacker to tamper with signed URLs by appending further data which allows bypass of signature verification.

Improper Verification of Cryptographic Signature

A missing cryptographic step in the Identity-Based Encryption service of FortiMail before 7.0.0 may allow an unauthenticated attacker who intercepts the encrypted messages to manipulate them in such a way
CVE-2021-26100 7.5 - High - July 09, 2021

A missing cryptographic step in the Identity-Based Encryption service of FortiMail before 7.0.0 may allow an unauthenticated attacker who intercepts the encrypted messages to manipulate them in such a way that makes the tampering and the recovery of the plaintexts possible.

Improper Verification of Cryptographic Signature

An improper authentication vulnerability in FortiMail 5.4.10, 6.0.7, 6.2.2 and earlier and FortiVoiceEntreprise 6.0.0 and 6.0.1 may
CVE-2020-9294 9.8 - Critical - April 27, 2020

An improper authentication vulnerability in FortiMail 5.4.10, 6.0.7, 6.2.2 and earlier and FortiVoiceEntreprise 6.0.0 and 6.0.1 may allow a remote unauthenticated attacker to access the system as a legitimate user by requesting a password change via the user interface.

authentification

An improper access control vulnerability in FortiMail admin webUI 6.2.0, 6.0.0 to 6.0.6, 5.4.10 and below may
CVE-2019-15712 7.2 - High - January 23, 2020

An improper access control vulnerability in FortiMail admin webUI 6.2.0, 6.0.0 to 6.0.6, 5.4.10 and below may allow administrators to access web console they should not be authorized for.

An improper access control vulnerability in FortiMail admin webUI 6.2.0, 6.0.0 to 6.0.6, 5.4.10 and below may
CVE-2019-15707 4.9 - Medium - January 23, 2020

An improper access control vulnerability in FortiMail admin webUI 6.2.0, 6.0.0 to 6.0.6, 5.4.10 and below may allow administrators to perform system backup config download they should not be authorized for.

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