Critical severity9.8CISA KEVNVD Advisory· Published Feb 6, 2026· Updated Apr 16, 2026

CVE-2026-21643

Description

An improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiClientEMS 7.4.4 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.

Affected products

Fortinet/Forticlientems
cpe:2.3:a:fortinet:forticlientems:7.4.4:*:*:*:*:*:*:*

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/0xBlackash/CVE-2026-21643/blob/main/cve-2026-21643.pynvdExploit
fortiguard.fortinet.com/psirt/FG-IR-25-1142nvdVendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalognvdUS Government Resource

News mentions

No linked articles in our index yet.

cvss	0.637
epss	0.050
exploit	0.000
kev	0.120
patch	0.000
ransomware	0.000