FortiClient EMS zero-day exploited, emergency hotfixes available (CVE-2026-35616)
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-21643 | Unauthenticated SQL Injection to Code Execution in Fortinet FortiClient EMS 7.4.4 | 9.8 | 98% | KEVPoC | KEV |
| CVE-2026-35616 | Unauthenticated Code Execution in Fortinet FortiClient EMS 7.4.5–7.4.6 | 9.8 | 94% | KEVPoC | KEV |
From the original article
1 min read at helpnetsecurity.com
Defused has spotted a critical Fortinet FortiClient Endpoint Management Server (EMS) zero-day vulnerability (CVE-2026-35616) being exploited in the wild. This time around, the confirmation of active exploitation came almost immediately from Fortinet, as well. “Fortinet has observed [CVE-2026-35616] to be exploited in the wild and urges vulnerable customers to install the hotfix for FortiClient EMS 7.
By @zeljkazorz · helpnetsecurity.com
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