CVE-2026-39812

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 45/100
Published: 2026-04-14 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity Scope Change

CVSS Vector Breakdown

AV: Network
AC: Low
PR: High
UI: Required
S: Changed
C: Low
I: Low
A: None

Description

A improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox 4.2 all versions, FortiSandbox PaaS 5.0.0 through 5.0.5, FortiSandbox PaaS 4.4.0 through 4.4.8, FortiSandbox PaaS 4.2 all versions may allow attacker to execute unauthorized code or commands via <insert attack vector here>

Weakness Classification (1)

Affected Software (7)

VendorProductVersion
fortinet fortisandbox 4.2.0 – 4.2.8
fortinet fortisandbox 4.4.0 – 4.4.9
fortinet fortisandbox 5.0.0 – 5.0.6
fortinet fortisandbox_cloud 22.2.4134 – 23.1.4260
fortinet fortisandbox_cloud 23.3.4329 – 24.1.4436
fortinet fortisandbox_cloud 5.0.4
fortinet fortisandbox_cloud 5.0.5

References & Advisories (1)

Bug Bounty Relevance

45 / 100
✓ Network accessible
✓ Low complexity

CVSS Score

4.8 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS — Exploitation Probability

0.19%
Raw Score 0.001930
Percentile 9.0%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00193
2026-10-28
0.00193

Intelligence Sources

nvd ref →