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Servers and applications

CVE-2026-107656

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

Severity
Critical 9.6
Published
26 Oct 2026
Last changed
27 Oct 2026
Added to UpHeron
3 Nov 2026
Sources
CVE Program

Affected software

SoftwareAffected versions
Fortinet FortiSandboxServers and applications · cna:fortinet|fortisandbox
  • From 4.2.1 up to 4.2.8
  • From 4.4.0 up to 4.4.9
  • From 5.0.0 up to 5.0.6
Fortinet FortiSandboxServers and applications · cpe:a:fortinet:fortisandbox
  • From 4.2.1 up to 4.2.8
  • From 4.4.0 up to 4.4.9
  • From 5.0.0 up to 5.0.6

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-107656