CVE-2026-35616

Fortinet FortiClientEMS

Published 4 Apr 2026 · updated 24 Jul 2026 · Analyzed

9.8 Critical · CVSS 3.1, fortinet.com

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 6 Apr 2026, with a remediation deadline of 9 Apr 2026 for US federal agencies.

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description

A improper access control vulnerability in Fortinet FortiClientEMS 7.4.5 through 7.4.6 may allow an unauthenticated attacker to execute unauthorized code or commands via crafted requests.

References

fortiguard.fortinet.com/psirt/FG-IR-26-099 · Patch, Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-35616 · US Government Resource