Cross-Site Scripting Vulnerability in Fortinet FortiSandbox Products
CVE-2025-54353

5.3MEDIUM

Key Information:

Vendor

Fortinet
Status
Fortisandbox
Vendor
CVE Published:
9 December 2025

What is CVE-2025-54353?

A Cross-Site Scripting vulnerability exists in Fortinet's FortiSandbox products due to improper input neutralization during web page generation. This issue can be exploited by attackers through crafted HTTP requests, allowing them to execute malicious scripts in the context of the affected application. Users of FortiSandbox versions 5.0.0 to 5.0.2, 4.4.0 to 4.4.7, and earlier versions should ensure proper configurations and apply necessary security measures to mitigate this risk.

Affected Version(s)

FortiSandbox 5.0.0 <= 5.0.2

FortiSandbox 4.4.0 <= 4.4.7

FortiSandbox 4.2.0 <= 4.2.8

References

https://fortiguard.fortinet.com/psirt/FG-IR-25-477

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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