CVE-2025-53949

An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability [CWE-78] vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.2, FortiSandbox 4.4.0 thro

Severity
High 7
CVSS 3.1
Exploited
Not listed
EPSS
0.172
97.0th percentile
Discovered by
Third party
Vendor advisory field
Published
Dec 9, 2025
Assigned by fortinet

Description

An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability [CWE-78] vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.2, FortiSandbox 4.4.0 through 4.4.7, FortiSandbox 4.2 all versions, FortiSandbox 4.0 all versions may allow an authenticated attacker to execute unauthorized code on the underlying system via crafted HTTP requests.

Weakness: CWE-78

Affected products

Vendor Product Category Matched by
Fortinet FortiSandbox Threat Detection & Sandbox cna-assigner
Vendor-reported products (1)
  • Fortinet · FortiSandbox

Credit

Fortinet is pleased to thank Jason McFadyen of Trend Research working with Trend Micro Zero Day Initiative for reporting this vulnerability under responsible disclosure.

Vendor remediation

Upgrade to FortiSandbox version 5.0.3 or above Upgrade to FortiSandbox version 4.4.8 or above

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