CVE-2025-52436

CWE-79 — Cross-site Scripting (XSS)4 documents4 sources
Severity
9.6CRITICAL
EPSS
0.3%
top 49.72%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Fortinet Fortisandbox
Timeline
PublishedFeb 10

Description

An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.1, FortiSandbox 4.4.0 through 4.4.7, FortiSandbox 4.2 all versions, FortiSandbox 4.0 all versions may allow an unauthenticated attacker to execute commands via crafted requests.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages2 packages

▶NVDfortinet/fortisandbox4.0.0 — 4.4.8+1
▶CVEListV5fortinet/fortisandbox5.0.0 — 5.0.1+3

🔴Vulnerability Details

2
CVEList
CVE-2025-52436: An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] vulnerability in Fortinet FortiSandbox↗2026-02-10
▶
GHSA
GHSA-chwm-wv7v-hv3q: An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] vulnerability in Fortinet FortiSandbox↗2026-02-10
▶

📋Vendor Advisories

1
Fortinet
XSS via back button↗2026-02-10
▶
CVE-2025-52436 (CRITICAL CVSS 9.6) | An Improper Neutralization of Input | cvebase.io