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CVE-2026-107656

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.

Fortinet FortiSandbox 5.0.0 至 5.0.6、FortiSandbox 4.4.0 至 4.4.9、FortiSandbox 4.2 所有版本、FortiSandbox PaaS 5.0.0 至 5.0.6、FortiSandbox PaaS 4.4 所有版本以及 FortiSandbox PaaS 4.2 所有版本中存在通过备用路径或通道实现的身份验证绕过漏洞。该漏洞可能允许攻击者通过构造的 HTTP 请求执行未授权的代码或命令。

CVSS 9.6 · Critical

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-107656

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An authentication bypass using an alternate path or channel vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.6, FortiSandbox 4.4.0 through 4.4.9, FortiSandbox 4.2 all versions, FortiSandbox PaaS 5.0.0 through 5.0.6, FortiSandbox PaaS 4.4 all versions, FortiSandbox PaaS 4.2 all versions may allow attacker to execute unauthorized code or commands via crafted HTTP requests
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Fortinet FortiSandbox 5.0.0 ~ 5.0.6 cpe:2.3:a:fortinet:fortisandbox:5.0.6:*:*:*:*:*:*:*
Fortinet FortiSandbox PaaS 5.0.0 ~ 5.0.6 cpe:2.3:a:fortinet:fortisandboxpaas:5.0.6:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-107656

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-107656

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Vendor Advisories for CVE-2026-107656 (1)

IV. Related Vulnerabilities

Same product: FortiSandbox
Same vendor: Fortinet
Same weakness: CWE-288