CVE-2025-48466 Modbus Command Injection without Authentication

High 8.1 Published Updated

Unauthenticated attackers can send Modbus TCP packets to manipulate digital outputs and control relays, posing operational and safety risks.

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

What is CVE-2025-48466?

CVE-2025-48466 is a high-severity missing authorization vulnerability in Advantech Wireless Sensing and Equipment (WISE), published on 24 Jun 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Successful exploitation of the vulnerability could allow an unauthenticated, remote attacker to send Modbus TCP packets to manipulate Digital Outputs, potentially allowing remote control of relay channel which may lead to operational or safety risks.

Weakness: CWE-863

Which versions are affected by CVE-2025-48466?

It affects 3 products.

Products include Advantech Wise-4010lan Firmware, Advantech Wise-4050lan Firmware, Advantech Wise-4060lan Firmware.

How do I fix CVE-2025-48466?

No fix has been published for CVE-2025-48466 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-2025-48466 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-48466 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-3936-ppm9-g3c2.

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