Check Point Advisories

Fortinet FortiSandbox Stored Cross-Site Scripting (CVE-2024-27781)

Vulnerability
Protection

Check Point Reference:	CPAI-2024-1668
Date Published:	26 May 2025
Severity:	Critical
Last Updated:	Monday 26 May, 2025
Source:
Industry Reference:	CVE-2024-27781
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Fortinet FortiSandbox 3.0 all versions Fortinet FortiSandbox 3.1 all versions Fortinet FortiSandbox 3.2 all versions Fortinet FortiSandbox 4.0.0 through 4.0.4 Fortinet FortiSandbox 4.2.0 through 4.2.6 Fortinet FortiSandbox 4.4.0 through 4.4.4
Vulnerability Description	A stored cross-site scripting vulnerability exists in Fortinet FortiSandbox. Successful exploitation could result in arbitrary script execution in the context of the victim's browser.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Fortinet FortiSandbox Stored Cross-Site Scripting (CVE-2024-27781) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Web Server Enforcement Violation.
Attack Information: Fortinet FortiSandbox Stored Cross-Site Scripting (CVE-2024-27781)