# Fortinet Forticlient vulnerabilities

Source: https://junglewise.ai/threats/technologies/forticlient  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 12 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/forticlient.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 5 vulnerabilities in Fortinet Forticlient: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-70465, was published on 12 August 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 5 (0 critical, 0 exploited in the wild)

## About Fortinet Forticlient

FortiClient is an endpoint security software suite providing VPN, antivirus, and compliance features.

## Latest Fortinet Forticlient vulnerabilities

- [CVE-2026-70465: A buffer copy without checking size of input ('classic buffer overflow') vulnerability in Fortinet FortiClientWindows…](https://junglewise.ai/threats/cve-2026-70465-a-buffer-copy-without-checking-size-of-input-classic-buffer) (high, CVSS 8.1, published 12 Aug 2026)
- [CVE-2026-44278: Fortinet FortiClientWindows hard-coded cryptographic key in GUI](https://junglewise.ai/threats/cve-2026-44278-fortinet-forticlientwindows-hard-coded-cryptographic-key-in-gui) (low, CVSS 2.3, published 12 May 2026)
- [CVE-2025-54660: An active debug code vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0…](https://junglewise.ai/threats/cve-2025-54660-an-active-debug-code-vulnerability-in-fortinet-forticlientwindows) (medium, CVSS 5.5, published 18 Nov 2025)
- [CVE-2025-47761: An Exposed IOCTL with Insufficient Access Control vulnerability CWE-782 vulnerability in Fortinet FortiClientWindows…](https://junglewise.ai/threats/cve-2025-47761-an-exposed-ioctl-with-insufficient-access-control-vulnerability) (high, CVSS 7.8, published 18 Nov 2025)
- [CVE-2025-46373: A Heap-based Buffer Overflow vulnerability CWE-122 vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3…](https://junglewise.ai/threats/cve-2025-46373-a-heap-based-buffer-overflow-vulnerability-cwe-122-vulnerability) (high, CVSS 7.8, published 18 Nov 2025)

## Most severe Fortinet Forticlient vulnerabilities

- [CVE-2026-70465: A buffer copy without checking size of input ('classic buffer overflow') vulnerability in Fortinet FortiClientWindows…](https://junglewise.ai/threats/cve-2026-70465-a-buffer-copy-without-checking-size-of-input-classic-buffer) (high, CVSS 8.1, published 12 Aug 2026)
- [CVE-2025-47761: An Exposed IOCTL with Insufficient Access Control vulnerability CWE-782 vulnerability in Fortinet FortiClientWindows…](https://junglewise.ai/threats/cve-2025-47761-an-exposed-ioctl-with-insufficient-access-control-vulnerability) (high, CVSS 7.8, published 18 Nov 2025)
- [CVE-2025-46373: A Heap-based Buffer Overflow vulnerability CWE-122 vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3…](https://junglewise.ai/threats/cve-2025-46373-a-heap-based-buffer-overflow-vulnerability-cwe-122-vulnerability) (high, CVSS 7.8, published 18 Nov 2025)
- [CVE-2025-54660: An active debug code vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0…](https://junglewise.ai/threats/cve-2025-54660-an-active-debug-code-vulnerability-in-fortinet-forticlientwindows) (medium, CVSS 5.5, published 18 Nov 2025)
- [CVE-2026-44278: Fortinet FortiClientWindows hard-coded cryptographic key in GUI](https://junglewise.ai/threats/cve-2026-44278-fortinet-forticlientwindows-hard-coded-cryptographic-key-in-gui) (low, CVSS 2.3, published 12 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Fortinet technologies

- [Fortinet FortiOS](https://junglewise.ai/threats/technologies/fortios): 66 vulnerabilities
- [Fortinet FortiManager](https://junglewise.ai/threats/technologies/fortimanager): 54 vulnerabilities
- [Fortinet FortiManager Cloud](https://junglewise.ai/threats/technologies/fortimanager-cloud): 48 vulnerabilities
- [Fortinet FortiAnalyzer](https://junglewise.ai/threats/technologies/fortianalyzer): 47 vulnerabilities
- [Fortinet Fortianalyzer Cloud](https://junglewise.ai/threats/technologies/fortianalyzer-cloud): 42 vulnerabilities
- [Fortinet FortiProxy](https://junglewise.ai/threats/technologies/fortiproxy): 35 vulnerabilities
- [Fortinet FortiMail](https://junglewise.ai/threats/technologies/fortimail): 31 vulnerabilities
- [Fortinet FortiAuthenticator](https://junglewise.ai/threats/technologies/fortiauthenticator): 22 vulnerabilities
- [Fortinet FortiSandbox](https://junglewise.ai/threats/technologies/fortisandbox): 17 vulnerabilities
- [Fortinet FortiWeb](https://junglewise.ai/threats/technologies/fortiweb): 16 vulnerabilities
- [Fortinet Fortisase](https://junglewise.ai/threats/technologies/fortisase): 13 vulnerabilities
- [Fortinet FortiPAM](https://junglewise.ai/threats/technologies/fortipam): 12 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Fortinet Forticlient vulnerabilities", https://junglewise.ai/threats/technologies/forticlient, 12 November 2026.