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CVE-2026-84387

Quick assessment

Affected
Fortinet FortiSandbox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

以下是该漏洞描述的中文翻译： 在 Fortinet FortiSandbox 5.2.0、FortiSandbox 5.0.0 至 5.0.6 以及 FortiSandbox 4.4.0 至 4.4.9 版本中存在一个由特殊字符处理不当引发的命令注入（Command Injection）漏洞。攻击者可能借此执行未经授权代码或命令，具体攻击向量为 <在此处插入攻击向量>。 翻译说明： Improper neutralization of special elements：译为“特殊字符处理不当”。 Command i

CVSS 6.7 · High

Affected Version Matrix 4

VendorProduct Version RangeStatus
Fortinet FortiSandbox 5.2.0 affected
5.0.0≤ 5.0.6 affected
4.4.0≤ 4.4.9 affected
4.2.1≤ 4.2.8 affected
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I. Basic Information for CVE-2026-84387

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A improper neutralization of special elements used in a command ('command injection') vulnerability in Fortinet FortiSandbox 5.2.0, FortiSandbox 5.0.0 through 5.0.6, FortiSandbox 4.4.0 through 4.4.9 may allow attacker to execute unauthorized code or commands via <insert attack vector here>
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Fortinet FortiSandbox 5.2.0 cpe:2.3:a:fortinet:fortisandbox:5.2.0:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-84387

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III. Intelligence Information for CVE-2026-84387

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Vendor Advisories for CVE-2026-84387 (1)

Same Patch Batch · Fortinet · 2026-09-08 · 9 CVEs total

CVE-2026-26084 8.9 HIGH FortiSandbox 4.4.8/5.0.5 访问控制缺陷
CVE-2026-84393 7.3 HIGH FortiOS 7.6.1-7.6.6证书主机不匹配漏洞
CVE-2026-84391 5.9 MEDIUM FortiAnalyzer 7.6.3-7.6.6 未初始化变量致拒绝服务
CVE-2026-84385 4.9 MEDIUM FortiSOAR 7.3-7.6 权限提升漏洞
CVE-2026-22575 4.7 MEDIUM FortiManager 7.x 访问控制缺陷
CVE-2026-84386 4.7 MEDIUM FortiClient Windows 7.4.0-7.4.7 未验证所有权
CVE-2026-84389 2.8 LOW FortiSIEM 7.4/7.5 开放重定向漏洞
CVE-2026-84392 2.5 LOW FortiOS/FortiPAM空指针解引用漏洞

IV. Related Vulnerabilities

Same product: FortiSandbox
Same vendor: Fortinet
Same weakness: CWE-77

V. Comments for CVE-2026-84387

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