CVE-2026-44278 Hardcoded credentials in FortiClientWindows
An attacker can exploit a hard-coded cryptographic key in FortiClient Windows to disclose sensitive information.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-44278?
CVE-2026-44278 is a low-severity vulnerability in Fortinet Forticlient, published on 12 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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>
Weakness: CWE-321
Which versions are affected by CVE-2026-44278?
It affects 1 product.
Products include Fortinet Forticlient.
How do I fix CVE-2026-44278?
No fix has been published for CVE-2026-44278 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-44278 being exploited?
There is no known exploitation of CVE-2026-44278 in the wild and no public exploit code.
Other vulnerabilities in Fortinet Forticlient
- CVE-2019-17658 Privilege escalation in Fortinet FortiClientWindows
- CVE-2023-45590 Code injection in FortiClientLinux
- CVE-2017-14184 Information disclosure in FortiClient SSLVPN Client for Linux
- CVE-2016-8493 Privilege escalation in Fortinet FortiClient
- CVE-2020-15934 Privilege escalation in FortiClientLinux
Sources
Also known as GHSA-5f54-54jr-q897.