How severe is CVE-2024-40586?

CVE-2024-40586 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-40586 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-40586?

CVE-2024-40586 primarily affects Fortinet Forticlient. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-40586?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-40586 have an EU (EUVD) identifier?

Yes. CVE-2024-40586 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4983.

When was CVE-2024-40586 published?

CVE-2024-40586 was published on 2025-02-11 and last updated on 2026-06-17.

CVE-2024-40586

CVE-2024-40586 is a medium-severity vulnerability in Fortinet Forticlient with a CVSS 3.x base score of 6.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-4983
Weakness: CWE-284
Affected product: Fortinet Forticlient
Published: 2025-02-11
Last modified: 2026-06-17

Description

An Improper Access Control vulnerability [CWE-284] in FortiClient Windows version 7.4.0, version 7.2.6 and below, version 7.0.13 and below may allow a local user to escalate his privileges via FortiSSLVPNd service pipe.

Frequently asked questions

What is CVE-2024-40586?: An Improper Access Control vulnerability [CWE-284] in FortiClient Windows version 7.4.0, version 7.2.6 and below, version 7.0.13 and below may allow a local user to escalate his privileges via FortiSSLVPNd service pipe.
How severe is CVE-2024-40586?: CVE-2024-40586 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-40586 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-40586?: CVE-2024-40586 primarily affects Fortinet Forticlient. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-40586?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-40586 have an EU (EUVD) identifier?: Yes. CVE-2024-40586 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4983.
When was CVE-2024-40586 published?: CVE-2024-40586 was published on 2025-02-11 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-23-279

Affected products (2)

cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*
cpe:2.3:a:fortinet:forticlient:7.4.0:*:*:*:*:windows:*:*

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