CVSSv3 Score: 9.1 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. Revised on 2026-05-12 00:00:00
Platform
FortiGate / FortiOS
CVSS Score
9.1/10
Advisory
FG-IR-26-136
Published
12 May 2026
Views
40
Primary source: Review the official advisory at fortiguard.fortinet.com
Go to Source
Summary
CVSSv3 Score: 9.1 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. Revised on 2026-05-12 00:00:00
Fortinet FortiOS, FortiSwitchManager, and FortiSASE contain a heap-based buffer overflow vulnerability that allows an attacker to execute unauthorized code or commands via specially crafted packets.
CVSSv3 Score: 7.3 An improper certificate validation vulnerability in FortiOS and FortiProxy Agentless ZTNA portal may allow a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the communication channel between the ZTNA portal and the backend destination website. Revised on 2026-09-08 00:00:00
CVSSv3 Score: 4.7 An improper access control vulnerability in FortiManager may allow an administrator to bypass the approval process for workflow sessions via crafted HTTP or HTTPs requests. Revised on 2026-09-08 00:00:00