TI-2025-38255 Aliases CVE-2025-61886 GHSA-pr8g-5jxw-8fhj

Cross-site scripting in Fortinet FortiSandbox PaaS

LOW 22CWE-79Published 2026-04-14 · Updated 2026-04-14

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.4, FortiSandbox PaaS 5.0.0 through 5.0.4 may allow an attacker to perform an XSS attack via crafted HTTP requests.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00275 19th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Fortinet	FortiSandbox PaaS	5.0.0 – 5.0.4	—	No fix listed	CNA
Fortinet	FortiSandbox	5.0.0 – 5.0.4	—	No fix listed	CNA

FortiSandbox PaaS VendorFortinet Affected 5.0.0 – 5.0.4 Fixed in — No fix listed CNA
FortiSandbox VendorFortinet Affected 5.0.0 – 5.0.4 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:a:fortinet:fortisandbox::::::::	5.0.0 to before 5.0.5	Vulnerable	Fortinet
cpe:2.3:a:fortinet:fortisandbox_cloud:5.0.4:::::::*	5.0.4	Vulnerable	Fortinet

cpe:2.3:a:fortinet:fortisandbox:*:*:*:*:*:*:*:* Versions 5.0.0 to before 5.0.5 Vulnerable ·Fortinet
cpe:2.3:a:fortinet:fortisandbox_cloud:5.0.4:*:*:*:*:*:*:* Versions 5.0.4 Vulnerable ·Fortinet

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-61886
2026-10-03 Alias added: GHSA-pr8g-5jxw-8fhj

References

Advisory 1

https://fortiguard.fortinet.com/psirt/FG-IR-26-109

TI-2026-28691 OS command injection in Fortinet FortiSandbox KEVCVSS 3.1CRITICAL 9.1
TI-2026-20264 OS command injection in Fortinet FortiSandbox KEVCVSS 3.1CRITICAL 9.1
TI-2024-15689 Path traversal in Fortinet FortiSandbox CVSS 3.1HIGH 8.1
TI-2026-28696 Path traversal in Fortinet FortiSandbox CVSS 3.1CRITICAL 9.1
TI-2024-18399 Cross-site scripting in Fortinet FortiSandbox CVSS 3.1CRITICAL 9.0
TI-2025-33814 OS command injection in Fortinet FortiSandbox CVSS 3.1HIGH 8.8

See all 59 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences