Vulnerability Intelligence Report
CVE-2026-26083
A missing authorization vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.1, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox Cloud 5.0.2 through 5.0.5, FortiSandbox PaaS 23.4 all versions, FortiSandbox PaaS 23.3 all versions, FortiSandbox PaaS 23.1 all versions, FortiSandbox PaaS 22.2 all versions, FortiSandbox PaaS 22.1 all versions, FortiSandbox PaaS 21.4 all versions, FortiSandbox PaaS 21.3 all versions, FortiSandbox PaaS 5.0.0 through 5.0.1, FortiSandbox PaaS 4.4.5 through 4.4.8 may allow an unauthenticated attacker to execute unauthorized code or commands via HTTP requests.
No Active Exploit Signals
CVSS Base Score
9.1
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:0.73%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-862 ↗Execute unauthorized code or commands
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Fortinet | FortiSandbox | 5.0.0 <= 5.0.1 (affected), 4.4.0 <= 4.4.8 (affected), 4.2.1 <= 4.2.8 (affected) |
| Fortinet | FortiSandbox PaaS | 23.4.4374 (affected), 23.4.4350 (affected), 23.3.4329 (affected), 23.1.4245 (affected), 22.2.4151 (affected), 22.2.4134 (affected), 22.1.4113 (affected), 21.4.4072 (affected), 21.3.4055 (affected), 5.0.0 <= 5.0.1 (affected), 4.4.5 <= 4.4.8 (affected) |
| Fortinet | FortiSandbox Cloud | 5.0.0 <= 5.0.1 (affected), 4.4.5 <= 4.4.8 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.733%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Fortinet, Inc. · Vendor · USA |
| Reserved | 2026-02-11T09:32:22 |
| Published | 2026-05-12T16:54:04 |
| Last Updated | 2026-07-08T12:50:53 |
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