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Fortinet FortiClient EMS: Fortinet FortiClient EMS SQL Injection Vulnerability

› Fortinet FortiClient EMS

last updated Apr 13, 2026

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started: Apr 13, 2026
closed: Apr 13, 2026
CVEs: 1
sources: 3

## summary

Fortinet FortiClient EMS contains a SQL injection vulnerability that may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests. Added to CISA KEV on 2026-04-13.

severity: Actively exploited (CISA KEV)

## cve ids[1]

CVE-2026-21643

## affected

See vendor advisory / CISA notes (versions not always listed in KEV feed)

## fixed in

See vendor advisory linked in sources

## timeline[1]

Apr 13, 2026
CISA added CVE-2026-21643 to the KEV catalog (due 2026-04-16).

## advisories[3]

## notes & caveats

Derived from CISA KEV JSON feed catalogVersion 2026.10.21. Exact affected/fixed version strings are not always in the KEV record — verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier).

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