FortiClient and EMS
CVE-2025-22859: Relative Path Traversal in FortiClientEMS
A Relative Path Traversal vulnerability [CWE-23] in FortiClientEMS 7.4.0 through 7.4.1 and FortiClientEMS Cloud 7.4.0 through 7.4.1 may allow a remote unauthenticated attacker to perform a limited arbitrary file write on the system via upload requests.
Published
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| FortiClientEMS 7.4.0 to 7.4.1 | 7.4.3 or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
A Relative Path Traversal vulnerability [CWE-23] in FortiClientEMS 7.4.0 through 7.4.1 and FortiClientEMS Cloud 7.4.0 through 7.4.1 may allow a remote unauthenticated attacker to perform a limited arbitrary file write on the system via upload requests.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 10 Oct 2026.