FortiSandbox

CVE-2026-25691: Path traversal in FortiSandbox PaaS, FortiSandbox Cloud and others

A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox 4.2 all versions, FortiSandbox Cloud 5.0.4, FortiSandbox PaaS 5.0.4 may allow a privileged attacker with super-admin profile and CLI access to delete an arbitrary directory via HTTP crafted requests.

Published

ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityMEDIUMCVSS 3.1 6.2
EPSS0.47%Chance of exploitation in 30 days
Public exploitNot tracked
FixAvailable

Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.

Affected and fixed versions

Product / branchFixed in
FortiSandbox PaaS 5.05.0.5 or later
FortiSandbox Cloud 5.0See the advisory
FortiSandbox 5.0.0 to 5.0.55.0.6 or later
FortiSandbox 4.4.0 to 4.4.84.4.9 or later
FortiSandbox 4.2.1 to 4.2.8Upgrade past 4.2.8; see the advisory

Always confirm against the vendor advisory, which lists every fixed hotfix.

What it is

A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox 4.2 all versions, FortiSandbox Cloud 5.0.4, FortiSandbox PaaS 5.0.4 may allow a privileged attacker with super-admin profile and CLI access to delete an arbitrary directory via HTTP crafted requests.

Sources

KEV status, EPSS score and vendor data refreshed automatically, last on 10 Oct 2026.

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