CVE-2026-26083

Summary

CVECVE-2026-26083
StatePUBLISHED
Assignerfortinet
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-12 18:16:39 UTC
Updated2026-05-12 18:57:02 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem Types: CWE-862 | CWE-862 Execute unauthorized code or commands


VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS9.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Fortinet FortiSandbox Cloud affected 5.0.0 5.0.1 semver Not specified
CNA Fortinet FortiSandbox Cloud affected 4.4.5 4.4.8 semver Not specified
CNA Fortinet FortiSandbox affected 5.0.0 5.0.1 semver Not specified
CNA Fortinet FortiSandbox affected 4.4.0 4.4.8 semver Not specified
CNA Fortinet FortiSandbox affected 4.2.1 4.2.8 semver Not specified
CNA Fortinet FortiSandbox PaaS affected 23.4.4374 Not specified
CNA Fortinet FortiSandbox PaaS affected 23.4.4350 Not specified
CNA Fortinet FortiSandbox PaaS affected 23.3.4329 Not specified
CNA Fortinet FortiSandbox PaaS affected 23.1.4245 Not specified
CNA Fortinet FortiSandbox PaaS affected 22.2.4151 Not specified
CNA Fortinet FortiSandbox PaaS affected 22.2.4134 Not specified
CNA Fortinet FortiSandbox PaaS affected 22.1.4113 Not specified
CNA Fortinet FortiSandbox PaaS affected 21.4.4072 Not specified
CNA Fortinet FortiSandbox PaaS affected 21.3.4055 Not specified
CNA Fortinet FortiSandbox PaaS affected 5.0.0 5.0.1 semver Not specified
CNA Fortinet FortiSandbox PaaS affected 4.4.5 4.4.8 semver Not specified

References

ReferenceSourceLinkTags
fortiguard.fortinet.com/psirt/FG-IR-26-136 [email protected] fortiguard.fortinet.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Solutions

CNA: Fortinet remediated this issue in FortiSandbox Cloud version 5.0.2 and hence customers do not need to perform any action. Fortinet remediated this issue in FortiSandbox Cloud version 4.4.9 and hence customers do not need to perform any action. Upgrade to FortiSandbox version 5.0.2 or above Upgrade to FortiSandbox version 4.4.9 or above Upgrade to FortiSandbox PaaS version 5.0.2 or above Upgrade to FortiSandbox PaaS version 4.4.9 or above

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