Medium severity · published May 12, 2026
CVE-2026-44278
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…
5.5
CVSS
0.1%
EPSS
No
On KEV
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>
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 1% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
FortiClientWindows · Fortinet
7.4.0 through 7.4.2; 7.2.0 through 7.2.14 · source: vendor
FO
Forticlient · Fortinet
7.2.0 before 7.4.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-44278
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-44278
Vendor Advisory
https://fortiguard.fortinet.com/psirt/FG-IR-26-129
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