CVE-2026-3094 File Parsing Out-Of-Bounds Write in CNCSoft-G2

High 7.8 Published 4 Mar 2026 Updated 18 Mar 2026

An attacker can execute arbitrary code by tricking a user into opening a malicious file in Delta Electronics CNCSoft-G2.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2026-3094?

CVE-2026-3094 is a high-severity memory corruption vulnerability in deltaww CNCSoft-G2, published on 4 Mar 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Delta Electronics CNCSoft-G2 lacks proper validation of the user-supplied file. If a user opens a malicious file, an attacker can leverage this vulnerability to execute code in the context of the current process.

Weakness: CWE-787

Which versions are affected by CVE-2026-3094?

It affects 1 product.

Products include Deltaww Cncsoft-G2.

How do I fix CVE-2026-3094?

No fix has been published for CVE-2026-3094 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-3094 being exploited?

There is no known exploitation of CVE-2026-3094 in the wild and no public exploit code.

Sources

Also known as GHSA-rvrc-3rxw-9j45.