Fortinet Fortios vulnerabilities

CVE-2024-52965 [HIGH] CWE-304 CVE-2024-52965: A missing critical step in authentication vulnerability [CWE-304] in Fortinet FortiOS version 7.6.0 A missing critical step in authentication vulnerability [CWE-304] in Fortinet FortiOS version 7.6.0 through 7.6.1, 7.4.0 through 7.4.5, 7.2.0 through 7.2.10, and before 7.0.16 & FortiProxy version 7.6.0 through 7.6.1, 7.4.0 through 7.4.8, 7.2.0 through 7.2.13 and before 7.0.20 allows an API-user using api-key + PKI user certificate authentication to lo

CVE-2022-26122 [HIGH] CWE-345 CVE-2022-26122: An insufficient verification of data authenticity vulnerability [CWE-345] in FortiClient, FortiMail 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.

CVE-2024-26010 [HIGH] CWE-121 CVE-2024-26010: A stack-based buffer overflow in Fortinet FortiPAM version 1.2.0, 1.1.0 through 1.1.2, 1.0.0 through A stack-based buffer overflow in Fortinet FortiPAM version 1.2.0, 1.1.0 through 1.1.2, 1.0.0 through 1.0.3, FortiWeb, FortiAuthenticator, FortiSwitchManager version 7.2.0 through 7.2.3, 7.0.1 through 7.0.3, FortiOS version 7.4.0 through 7.4.3, 7.2.0 through 7.2.7, 7.0.0 through 7.0.14, 6.4.0 through 6.4.15, 6.2.0 through 6.2.16, 6.0.0 through 6.0.18,

CVE-2024-26013 [HIGH] CWE-923 CVE-2024-26013: A improper restriction of communication channel to intended endpoints vulnerability [CWE-923] in For A improper restriction of communication channel to intended endpoints vulnerability [CWE-923] in Fortinet FortiOS version 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 and before 6.2.16, Fortinet FortiProxy version 7.4.0 through 7.4.2, 7.2.0 through 7.2.9 and before 7.0.15, Fortinet FortiManager version 7.4.0 thr

CVE-2023-45583 [HIGH] CWE-134 CVE-2023-45583: A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0.0 through 6.0.16, FortiPAM 1.1.0, FortiPAM 1.0 all versions, FortiProxy 7.2.0 through 7.2.5, FortiProxy 7.0.0 through 7.0.11, FortiProxy 2.0 all vers

CVE-2024-50571 [HIGH] CWE-122 CVE-2024-50571: A heap-based buffer overflow vulnerability in Fortinet FortiAnalyzer 7.6.0 through 7.6.2, FortiAnaly A heap-based buffer overflow vulnerability in Fortinet FortiAnalyzer 7.6.0 through 7.6.2, FortiAnalyzer 7.4.0 through 7.4.5, FortiAnalyzer 7.2.0 through 7.2.9, FortiAnalyzer 7.0.0 through 7.0.13, FortiAnalyzer 6.4 all versions, FortiAnalyzer 6.2 all versions, FortiAnalyzer 6.0 all versions, FortiAnalyzer Cloud 7.4.1 through 7.4.5, FortiAnalyzer Cloud

CVE-2021-24018 [HIGH] CWE-787 CVE-2021-24018: A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may a A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image.

CVE-2022-27491 [HIGH] CVE-2022-27491: A improper verification of source of a communication channel in Fortinet FortiOS with IPS engine ver A improper verification of source of a communication channel in Fortinet FortiOS with IPS engine version 7.201 through 7.214, 7.001 through 7.113, 6.001 through 6.121, 5.001 through 5.258 and before 4.086 allows a remote and unauthenticated attacker to trigger the sending of "blocked page" HTML data to an arbitrary victim via crafted TCP requests, potentially

CVE-2024-46668 [HIGH] CWE-770 CVE-2024-46668: An allocation of resources without limits or throttling vulnerability [CWE-770] in FortiOS versions An allocation of resources without limits or throttling vulnerability [CWE-770] in FortiOS versions 7.4.0 through 7.4.4, versions 7.2.0 through 7.2.8, versions 7.0.0 through 7.0.15, and versions 6.4.0 through 6.4.15 may allow an unauthenticated remote user to consume all system memory via multiple large file uploads.

CVE-2023-46718 [HIGH] CWE-121 CVE-2023-46718: A stack-based buffer overflow in Fortinet FortiOS version 7.4.0 through 7.4.1 and 7.2.0 through 7.2. A stack-based buffer overflow in Fortinet FortiOS version 7.4.0 through 7.4.1 and 7.2.0 through 7.2.7 and 7.0.0 through 7.0.12 and 6.4.6 through 6.4.15 and 6.2.9 through 6.2.16 and 6.0.13 through 6.0.18 allows attacker to execute unauthorized code or commands via specially crafted CLI commands.

CVE-2023-44247 [HIGH] CWE-415 CVE-2023-44247: A double free vulnerability [CWE-415] vulnerability in Fortinet FortiOS 6.4 all versions may allow a A double free vulnerability [CWE-415] vulnerability in Fortinet FortiOS 6.4 all versions may allow a privileged attacker to execute code or commands via crafted HTTP or HTTPs requests.

CVE-2025-53744 [HIGH] CWE-266 CVE-2025-53744: An incorrect privilege assignment vulnerability [CWE-266] in FortiOS Security Fabric version 7.6.0 t An incorrect privilege assignment vulnerability [CWE-266] in FortiOS Security Fabric version 7.6.0 through 7.6.2, 7.4.0 through 7.4.7, 7.2 all versions, 7.0 all versions, 6.4 all versions, may allow a remote authenticated attacker with high privileges to escalate their privileges to super-admin via registering the device to a malicious FortiManager.

CVE-2026-59837 [MEDIUM] CWE-121 CVE-2026-59837: A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2 all A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2 all versions, FortiPAM 1.8.0 through 1.8.2, FortiPAM 1.7 all versions, FortiPAM 1.6 all versions, FortiPAM 1.5 all versions, FortiPAM 1.4 all versions, FortiPAM 1.3 all versions, FortiPAM 1.2 all versions, FortiPAM 1.1 all versions, FortiPAM 1.0 all vers

CVE-2026-84393 [HIGH] CWE-297 CVE-2026-84393: A improper validation of certificate with host mismatch vulnerability in Fortinet FortiOS 7.6.1 thro A improper validation of certificate with host mismatch vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6, FortiProxy 7.6.2 through 7.6.6 may allow attacker to information disclosure via

CVE-2021-41024 [HIGH] CWE-22 CVE-2021-41024: A relative path traversal [CWE-23] vulnerabiltiy in FortiOS versions 7.0.0 and 7.0.1 and FortiProxy A relative path traversal [CWE-23] vulnerabiltiy in FortiOS versions 7.0.0 and 7.0.1 and FortiProxy verison 7.0.0 may allow an unauthenticated, unauthorized attacker to inject path traversal character sequences to disclose sensitive information of the server via the GET request of the login page.

CVE-2024-23110 [HIGH] CWE-121 CVE-2024-23110: A stack-based buffer overflow in Fortinet FortiOS version 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, A stack-based buffer overflow in Fortinet FortiOS version 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15, 6.0 all versions allows attacker to execute unauthorized code or commands via specially crafted commands

CVE-2023-46720 [HIGH] CWE-121 CVE-2023-46720: A stack-based buffer overflow in Fortinet FortiOS version 7.4.0 through 7.4.1 and 7.2.0 through 7.2. A stack-based buffer overflow in Fortinet FortiOS version 7.4.0 through 7.4.1 and 7.2.0 through 7.2.7 and 7.0.0 through 7.0.12 and 6.4.6 through 6.4.15 and 6.2.9 through 6.2.16 and 6.0.13 through 6.0.18 allows attacker to execute unauthorized code or commands via specially crafted CLI commands.

CVE-2024-50565 [HIGH] CWE-300 CVE-2024-50565: A improper restriction of communication channel to intended endpoints vulnerability [CWE-923] in For A improper restriction of communication channel to intended endpoints vulnerability [CWE-923] in Fortinet FortiOS version 7.4.0 through 7.4.3, 7.2.0 through 7.2.7, 7.0.0 through 7.0.14, 6.4.0 through 6.4.15 and 6.2.0 through 6.2.16, Fortinet FortiProxy version 7.4.0 through 7.4.2, 7.2.0 through 7.2.9, 7.0.0 through 7.0.15 and 2.0.0 through 2.0.14, For

CVE-2022-39948 [HIGH] CWE-295 CVE-2022-39948: An improper certificate validation vulnerability [CWE-295] in FortiOS 7.2.0 through 7.2.3, 7.0.0 thr An improper certificate validation vulnerability [CWE-295] in FortiOS 7.2.0 through 7.2.3, 7.0.0 through 7.0.7, 6.4 all versions, 6.2 all versions, 6.0 all versions and FortiProxy 7.0.0 through 7.0.6, 2.0 all versions, 1.2 all versions may allow a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the communication channel be

CVE-2024-45324 [HIGH] CWE-134 CVE-2024-45324: A use of externally-controlled format string vulnerability [CWE-134] in FortiOS version 7.4.0 throug A use of externally-controlled format string vulnerability [CWE-134] in FortiOS version 7.4.0 through 7.4.4, version 7.2.0 through 7.2.9, version 7.0.0 through 7.0.15 and before 6.4.15, FortiProxy version 7.4.0 through 7.4.6, version 7.2.0 through 7.2.12 and before 7.0.19, FortiPAM version 1.4.0 through 1.4.2 and before 1.3.1, FortiSRA version 1.4.0 t