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CVE-2026-21643: Critical SQL Injection in FortiClientEMS

Arcticwolf • February 9, 2026

... threat actor to execute unauthorized code or commands. At the time of ... Due to the level of access this vulnerability provides, threat actors ...

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical SQL Injection Vulnerability in Fortinet FortiClientEMS A critical SQL injection vulnerability, identified as CVE-2026-21643, has been discovered in Fortinet FortiClientEMS version 7.4.4. This flaw allows unauthenticated attackers to execute unauthorized code or commands, posing significant risks to affected systems. 21 sources 65

Extracted Entities

CVE-2026-21643: Critical SQL Injection in FortiClientEMS

The full story

Extracted Entities

Attack Types (1)

CVEs (1)

MITRE ATT&CK (1)

Platforms (1)