CVE-2025-61886

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.

CVSS 3.1

5.4CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-25)

CWE

CWE-79

Published

2026-04-14

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

Affected

• fortinet:fortisandbox
• fortinet:fortisandbox_cloud

References

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

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