CVE-2025-47761

HIGH

7.8

CVSS v3

Description

An Exposed IOCTL with Insufficient Access Control vulnerability [CWE-782] vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0 through 7.2.9 may allow an authenticated local user to execute unauthorized code via fortips driver. Success of the attack would require bypassing the Windows memory protections such as Heap integrity and HSP. In addition, it requires a valid and running VPN IPSec connection.

CWE-782

How to fix

Remediation Available

FortiClient VPNWindows application

Affected:7.2.0 7.2.10Fixed in:7.2.10

Affected:7.4.0 7.4.4Fixed in:7.4.4

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

0.15%probability of exploitation in 30 days

5thpercentile

Low risk: more likely to be exploited than 5% of all known CVEs.

References

Vendor Advisory1

fortiguard.fortinet.com

Related Vulnerabilities

Other CWE-782 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-21551	High	8.8	53%	KEV	-
CVE-2025-7771	Unscored	-	6.8%	-	-
CVE-2024-32370	Critical	9.8	1.0%	-	Fix
CVE-2024-30804	Critical	9.8	0.8%	-	-
CVE-2024-39251	Critical	10.0	0.7%	-	-
CVE-2024-33220	High	8.8	0.7%	-	-

Common questions

How do I fix CVE-2025-47761?

Upgrade FortiClient VPN to 7.2.10 or later.

Is CVE-2025-47761 being actively exploited?

Not that we know of. CVE-2025-47761 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.15% is the estimated probability that it will be exploited in the next 30 days. That is higher than 5% of all scored CVEs.

How severe is CVE-2025-47761?

CVE-2025-47761 has a CVSS v3 base score of 7.8, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2025-47761 affect?

Published advisories record a fix for FortiClient VPN (Windows application). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-12-16.