Cross-Site Scripting Vulnerability in Fortinet FortiClient
CVE-2025-22855

2.6LOW

Key Information:

Vendor

Fortinet
Status
Forticlientems
Vendor
CVE Published:
8 April 2025

What is CVE-2025-22855?

An input validation flaw within the Fortinet FortiClient allows for the improper handling of input during web page generation, potentially enabling an attacker to embed malicious JavaScript code. When exploited, this vulnerability can allow EMS administrators to inadvertently send messages containing harmful scripts, which could compromise the security of users accessing affected web pages.

Affected Version(s)

FortiClientEMS 7.4.0 <= 7.4.1

FortiClientEMS 7.2.1 <= 7.2.8

References

https://fortiguard.fortinet.com/psirt/FG-IR-23-344

CVSS V3.1

Score:
2.6
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-22855 : Cross-Site Scripting Vulnerability in Fortinet FortiClient