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CVE-2026-121527

A execution with unnecessary privileges vulnerability in Fortinet FortiClientEMS 7.4.3 through 7.4.7, FortiClientEMS 7.4.0 through 7.4.1, FortiClientEMS 7.2 all versions may allow an authenticated local attacker with admin privileges to gain root shell access via CLI commands.

CVSS 3.1 · 6.3 Medium EPSS < 1% KEV · Not listed
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CVE-2026-121529

Origin Validation Error Enabling Remote Code Execution in FortiClient

A origin validation error vulnerability in Fortinet FortiClientMac 7.4.0 through 7.4.7, FortiClientWindows 7.4.0 through 7.4.7, FortiClientWindows 7.2.0 through 7.2.14, FortiClientWindowsPAM 7.4.7, FortiClientWindowsPAM 7.2.14 may allow an unauthorized remote attacker to execute unauthorized code or commands. Successful exploitation requires interaction with the victim.

CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
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CVE-2026-39809

A improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiClientEMS 7.4.3 through 7.4.4, FortiClientEMS 7.4.0 through 7.4.1, FortiClientEMS 7.2.12, FortiClientEMS 7.2.0 through 7.2.10 may allow attacker to execute unauthorized code or commands via sending crafted requests

CVSS 3.1 · 6.2 Medium EPSS < 1% KEV · Not listed
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CVE-2026-39810

A use of hard-coded cryptographic key vulnerability in Fortinet FortiClientEMS 7.4.3 through 7.4.5, FortiClientEMS 7.4.0 through 7.4.1 may allow attacker to information disclosure via decrypting database dump.

CVSS 3.1 · 5.2 Medium EPSS < 1% KEV · Not listed
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CVE-2026-21643

FortiClientEMS 7.4.4 SQL Injection Enabling Unauthenticated Remote Code Execution

An improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiClientEMS 7.4.4 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.

CVSS 3.1 · 9.1 Critical EPSS 97.7% KEV · Listed
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CVE-2025-31365

An Improper Control of Generation of Code ('Code Injection') vulnerability [CWE-94] in FortiClientMac 7.4.0 through 7.4.3, 7.2.1 through 7.2.8 may allow an unauthenticated attacker to execute arbitrary code on the victim's host via tricking the user into visiting a malicious website.

CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
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CVE-2025-47761

An Exposed IOCTL with Insufficient Access Control vulnerability [CWE-782] vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0 through 7.2.9 may allow an authenticated local user to execute unauthorized code via fortips driver. Success of the attack would require bypassing the Windows memory protections such as Heap integrity and HSP. In addition, it requires a valid and running VPN IPSec connection.

CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
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CVE-2023-47534

A improper neutralization of formula elements in a csv file vulnerability in Fortinet FortiClientEMS 7.2.0 through 7.2.2, FortiClientEMS 7.0.0 through 7.0.10, FortiClientEMS 6.4 all versions, FortiClientEMS 06.02 all versions, FortiClientEMS 6.2 all versions, FortiClientEMS 06.00 all versions, FortiClientEMS 6.0 all versions allows attacker to execute unauthorized code or commands via specially crafted packets.

CVSS 3.1 · 8.7 High EPSS 1.1% KEV · Not listed
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CVE-2023-45581

An improper privilege management vulnerability [CWE-269] vulnerability in Fortinet FortiClientEMS 7.2.0 through 7.2.2, FortiClientEMS 7.0.6 through 7.0.10, FortiClientEMS 7.0.0 through 7.0.4, FortiClientEMS 6.4 all versions, FortiClientEMS 06.02 all versions, FortiClientEMS 6.2 all versions allows an Site administrator with Super Admin privileges to perform global administrative operations affecting other sites via crafted HTTP or HTTPS requests.

CVSS 3.1 · 7.9 High EPSS < 1% KEV · Not listed
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CVE-2024-21753

A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiClientEMS 7.2.0 through 7.2.4, FortiClientEMS 7.0 all versions, FortiClientEMS 6.4 all versions, FortiClientEMS 06.02 all versions, FortiClientEMS 6.2 all versions, FortiClientEMS 06.00 all versions, FortiClientEMS 6.0 all versions, FortiClientEMS 01.02.02 through 01.02.05 allows attacker to perform a denial of service, read or write a limited number of files via specially crafted HTTP requests

CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
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CVE-2026-84386

A unverified ownership vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.7, FortiClientWindows 7.2 all versions may allow attacker to improper access control via via an exposed minifilter communication port.

CVSS 3.1 · 4.7 Medium EPSS < 1% KEV · Not listed
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CVE-2026-35616

A improper access control vulnerability in Fortinet FortiClientEMS 7.4.5 through 7.4.6 may allow an unauthenticated attacker to execute unauthorized code or commands via crafted requests.

CVSS 3.1 · 9.1 Critical EPSS 94.0% KEV · Listed
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CVE-2026-70465

Unauthenticated DNS Buffer Overflow Enables Arbitrary Code Execution in FortiClientWindows

A buffer copy without checking size of input ('classic buffer overflow') vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0 through 7.2.11 may allow an unauthenticated attacker in a position to alter or craft DNS responses to the targeted host to execute arbitrary code via malicious packets.

CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Vendors
CVE-2025-46373

A Heap-based Buffer Overflow vulnerability [CWE-122] vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0 through 7.2.8 may allow an authenticated local IPSec user to execute arbitrary code or commands via "fortips_74.sys". The attacker would need to bypass the Windows heap integrity protections

CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
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CVE-2026-59836

Improper Certificate Validation in FortiClientEMS Leading to Information Disclosure

A improper certificate validation vulnerability in Fortinet FortiClientEMS 7.4.3 through 7.4.5, FortiClientEMS 7.4.0 through 7.4.1, FortiClientEMS 7.2 all versions may allow attacker to information disclosure via <insert attack vector here>

CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed
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CVE-2026-44278

Hard‑coded Cryptographic Key Leading to Information Disclosure in FortiClientWindows

A use of hard-coded cryptographic key vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.2, FortiClientWindows 7.2 all versions may allow attacker to information disclosure via <insert attack vector here>

CVSS 3.1 · 2.1 Low EPSS < 1% KEV · Not listed
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CVE-2009-1262

Format string vulnerability in Fortinet FortiClient 3.0.614, and possibly earlier, allows local users to execute arbitrary code via format string specifiers in the VPN connection name.

CVSS 2.0 · 7.2 High EPSS < 1% KEV · Not listed
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