CVE-2026-9593 iDTM FDI Unauthorized Debug Interface Enablement

High 8.4 Published Updated

An attacker with elevated privileges can enable a debug interface via a crafted file, leading to unauthorized access and manipulation of connected devices.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-9593?

CVE-2026-9593 is a high-severity missing authorization vulnerability in Endress+Hauser FDI Package library, published on 3 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability in the iDTM FDI allows an attacker with elevated privileges and access to the host system to enable the debug interface by placing a crafted file in the application directory, potentially resulting in unauthorized access to connected devices and exposure, modification, or disruption of device data or operation.

Weakness: CWE-427

Which versions are affected by CVE-2026-9593?

How do I fix CVE-2026-9593?

No fix has been published for CVE-2026-9593 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-9593 being exploited?

There is no known exploitation of CVE-2026-9593 in the wild and no public exploit code.

Sources

Also known as GHSA-853j-hcj8-c5p2.

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