CVE-2025-9974 Insufficient Input Validation on WEBUI in Nokia ONT/Beacon product

High 8.0 Published Updated

Authenticated attackers can execute arbitrary system commands on Nokia ONT/Beacon devices due to insufficient input validation in the WEBUI.

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

What is CVE-2025-9974?

CVE-2025-9974 is a high-severity command injection vulnerability in Nokia ONT, published on 2 Feb 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The unified WEBUI application of the ONT/Beacon device contains an input handling flaw that allows authenticated users to trigger unintended system-level command execution. Due to insufficient validation of user-supplied data, a low-privileged authenticated attacker may be able to execute arbitrary commands on the underlying ONT/Beacon operating system, potentially impacting the confidentiality, integrity, and availability of the device.

Weakness: CWE-78

Which versions are affected by CVE-2025-9974?

How do I fix CVE-2025-9974?

No fix has been published for CVE-2025-9974 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2025-9974 being exploited?

There is no known exploitation of CVE-2025-9974 in the wild and no public exploit code.

Public exploit code: 3 proofs of concept on GitHub.

Sources

Also known as GHSA-gm47-2vw4-w49p.

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