High severity · published Mar 10, 2026
CVE-2026-24018
A UNIX symbolic link (Symlink) following vulnerability in Fortinet FortiClientLinux 7.4.0 through 7.4.4, FortiClientLinux 7.2.2 through 7.2.12 may allow a local and unprivileged…
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
A UNIX symbolic link (Symlink) following vulnerability in Fortinet FortiClientLinux 7.4.0 through 7.4.4, FortiClientLinux 7.2.2 through 7.2.12 may allow a local and unprivileged user to escalate their privileges to root.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
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
FortiClientLinux · Fortinet
7.4.0 through 7.4.4; 7.2.2 through 7.2.12 · source: vendor
FO
Forticlient · Fortinet
7.2.2 before 7.2.13; 7.4.0 before 7.4.5 · source: NVD
In the news
VulnerabilityHigh
ZDI-26-186: Fortinet FortiClient Link Following Local Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Fortinet FortiClient. 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-2026-24018.
Mar 10, 2026·Zero Day Initiative
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-24018
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-24018
Vendor Advisory
https://fortiguard.fortinet.com/psirt/FG-IR-26-083
More from FortiClientLinux
8.1
CVE-2024-31489
AAn improper certificate validation vulnerability [CWE-295] in FortiClientWindows 7.2.0 through 7.2.2, 7.0.0 through 7.0.11, FortiClientLinux 7.2.0, 7.0.0 through 7.0.11 and…
7.8
CVE-2020-15934
An execution with unnecessary privileges vulnerability in the VCM engine of FortiClient for Linux versions 6.2.7 and below, version 6.4.0
5.9
CVE-2022-45856
An improper certificate validation vulnerability [CWE-295] in FortiClientWindows 6.4 all versions, 7.0.0 through 7.0.7, FortiClientMac 6.4 all versions, 7.0 all versions, 7.2.0…
5.0
CVE-2024-50570
A Cleartext Storage of Sensitive Information vulnerability [CWE-312] in FortiClientWindows 7.4.0 through 7.4.1, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13 and FortiClientLinux…