FortiClient and EMS
CVE-2025-22855: Cross-site scripting in FortiClientEMS
An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability in Fortinet FortiClient before 7.4.1 may allow the EMS administrator to send messages containing javascript code.
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityLOWCVSS 3.1 2.6
EPSS0.36%Chance of exploitation in 30 days
Public exploitNot tracked
FixAvailable
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 |
| FortiClientEMS 7.2.1 to 7.2.8 | Upgrade past 7.2.8; see the advisory |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability in Fortinet FortiClient before 7.4.1 may allow the EMS administrator to send messages containing javascript code.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 10 Oct 2026.