High severity · published Feb 10, 2026
CVE-2025-62676
An Improper Link Resolution Before File Access ('Link Following') vulnerability [CWE-59] vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.4, FortiClientWindows 7.2.0…
7.1
CVSS
0.2%
EPSS
No
On KEV
Description
An Improper Link Resolution Before File Access ('Link Following') vulnerability [CWE-59] vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.4, FortiClientWindows 7.2.0 through 7.2.12, FortiClientWindows 7.0 all versions may allow a local low-privilege attacker to perform an arbitrary file write with elevated permissions via crafted named pipe messages.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% 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 7.4.4; 7.2.0 through 7.2.12; 7.0.0 through 7.0.14 · source: vendor
FO
Forticlient · Fortinet
7.0.0 before 7.2.13; 7.4.0 before 7.4.5 · source: NVD
In the news
VulnerabilityHigh
ZDI-26-115: Fortinet FortiClient VPN FCConfig Utility Link Following Local Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Fortinet FortiClient VPN. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2025-62676.
Feb 19, 2026·Zero Day Initiative
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-62676
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-62676
Vendor Advisory
https://fortiguard.fortinet.com/psirt/FG-IR-25-661
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