Fortinet FortiClient EMS Improper Access Control Vulnerability

Fortinet FortiClient EMS contains an improper access control vulnerability that may allow an unauthenticated attacker to execute unauthorized code or commands via crafted requests.

Added to CISA’s Known Exploited Vulnerabilities catalog on 2026-04-06. Required action per CISA: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Due date: 2026-04-09.

This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.