CVE-2026-44278

Hard‑coded Cryptographic Key Leading to Information Disclosure in FortiClientWindows

Published May 12, 2026 CVSS 3.1 · 2.1 Low EPSS < 1% KEV · Not listed

Description

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>

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

FortiClientWindows

unaffected

Version	Status	Constraints
`7.4.0`	affected	≤ 7.4.2
`7.2.0`	affected	≤ 7.2.14

Configuration 1 [-]

cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*

No data.

Vendor Product Versions

Fortinet

Forticlientwindows

Version	Status	Scheme	Platform
`[7.4.0,7.4.2]`	affected	semver	—
`[7.2.0,7.2.14]`	affected	semver	—

Remediation

Vendor Solution

Upgrade to FortiClientWindows version 7.4.3 or above

Tracking

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.097% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://fortiguard.fortinet.com/psirt/FG-IR-26-129

History

May 16, 2026 2:00 AM First appearance in the feed. Affected versions updated. Affected vendors updated View changes

Type	Values Removed	Values Added
First Time appeared		Fortinet forticlient
CPEs		cpe:2.3:a:fortinet:forticlient::::::windows::*
Vendors & Products		Fortinet forticlient

May 12, 2026 8:30 PM Title updated View changes

Type	Values Removed	Values Added
Title		Hard‑coded Cryptographic Key Leading to Information Disclosure in FortiClientWindows

May 12, 2026 7:15 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'}`

May 12, 2026 5:30 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		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>
First Time appeared		Fortinet Fortinet forticlientwindows
Weaknesses		CWE-321
CPEs		cpe:2.3:a:fortinet:forticlientwindows:7.2.0:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.10:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.11:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.12:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.13:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.14:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.1:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.2:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.3:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.4:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.5:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.6:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.7:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.8:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.2.9:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.4.0:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.4.1:::::::* cpe:2.3:a:fortinet:forticlientwindows:7.4.2:::::::*
Vendors & Products		Fortinet Fortinet forticlientwindows
References		https://fortiguard.fortinet.com/psirt/FG-IR-26-129
Metrics		cvssV3_1 `{'score': 2.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C'}`