# Fortinet FortiClient EMS vulnerabilities

Source: https://junglewise.ai/threats/technologies/forticlient-ems  
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-ems.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in Fortinet FortiClient EMS: 0 in the last 7 days and 0 in the last 90 days, 3 of them critical and 3 exploited in the wild. The most recent, CVE-2026-59836, was published on 14 July 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 4 (3 critical, 3 exploited in the wild)

## About Fortinet FortiClient EMS

Endpoint management system for centralized administration of FortiClient security agents across networks.

## Latest Fortinet FortiClient EMS vulnerabilities

- [CVE-2026-59836: Fortinet FortiClientEMS improper certificate validation in AD Connector](https://junglewise.ai/threats/cve-2026-59836-fortinet-forticlientems-improper-certificate-validation-in-ad) (high, CVSS 7.5, published 14 Jul 2026)
- [CVE-2026-21643: Fortinet FortiClient EMS SQL injection](https://junglewise.ai/threats/cve-2026-21643-fortinet-forticlient-ems-sql-injection) (critical, exploited in the wild, CVSS 9.8, published 13 Apr 2026)
- [CVE-2026-35616: Fortinet FortiClientEMS improper access control in API](https://junglewise.ai/threats/cve-2026-35616-fortinet-forticlientems-improper-access-control-in-api) (critical, exploited in the wild, CVSS 9.8, published 4 Apr 2026)
- [CVE-2023-48788: Fortinet FortiClient EMS SQL Injection Vulnerability](https://junglewise.ai/threats/cve-2023-48788-fortinet-forticlient-ems-sql-injection-vulnerability) (critical, exploited in the wild, CVSS 9.8, published 25 Mar 2024)

## Most severe Fortinet FortiClient EMS vulnerabilities

- [CVE-2026-35616: Fortinet FortiClientEMS improper access control in API](https://junglewise.ai/threats/cve-2026-35616-fortinet-forticlientems-improper-access-control-in-api) (critical, exploited in the wild, CVSS 9.8, published 4 Apr 2026)
- [CVE-2026-21643: Fortinet FortiClient EMS SQL injection](https://junglewise.ai/threats/cve-2026-21643-fortinet-forticlient-ems-sql-injection) (critical, exploited in the wild, CVSS 9.8, published 13 Apr 2026)
- [CVE-2023-48788: Fortinet FortiClient EMS SQL Injection Vulnerability](https://junglewise.ai/threats/cve-2023-48788-fortinet-forticlient-ems-sql-injection-vulnerability) (critical, exploited in the wild, CVSS 9.8, published 25 Mar 2024)
- [CVE-2026-59836: Fortinet FortiClientEMS improper certificate validation in AD Connector](https://junglewise.ai/threats/cve-2026-59836-fortinet-forticlientems-improper-certificate-validation-in-ad) (high, CVSS 7.5, published 14 Jul 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 EMS vulnerabilities", https://junglewise.ai/threats/technologies/forticlient-ems, 12 November 2026.