CVE-2026-26083: Incorrect global authorization
A missing authorization vulnerability [CWE-862] in FortiSandbox, FortiSandbox Cloud and FortiSandbox PaaS WEB UI may allow an unauthenticated attacker to execute unauthorized code or commands via HTTP requests.
Other sources
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.
— MITRE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
FortiSandboxto a version that resolves this vulnerability.Fixed in 4.4.9 - Upgrade
Upgrade
FortiSandboxto a version that resolves this vulnerability.Fixed in 5.0.2 - Upgrade
Upgrade
FortiSandbox PaaSto a version that resolves this vulnerability.Fixed in 4.4.9 - Upgrade
Upgrade
FortiSandbox PaaSto a version that resolves this vulnerability.Fixed in 5.0.2
Event History
Frequently Asked Questions
What is the severity of CVE-2026-26083?
CVE-2026-26083 is regarded as a critical vulnerability due to its potential to allow unauthenticated users to execute unauthorized code.
How do I fix CVE-2026-26083?
To remediate CVE-2026-26083, upgrade FortiSandbox to version 5.0.2 or later, or FortiSandbox Cloud to version 5.0.6 or later.
Which Fortinet products are affected by CVE-2026-26083?
CVE-2026-26083 impacts FortiSandbox, FortiSandbox Cloud, and FortiSandbox PaaS across specified versions.
What type of vulnerability is CVE-2026-26083?
CVE-2026-26083 is characterized as a missing authorization vulnerability, allowing unauthorized actions via HTTP requests.
Can CVE-2026-26083 be exploited remotely?
Yes, CVE-2026-26083 can be exploited remotely by unauthenticated attackers to execute unauthorized commands.