CVE-2026-43945 FUXA Vulnerable to Pre-auth RCE via Path Manipulation & Configuration Injection
Unauthenticated attackers can achieve root-level remote code execution in FUXA SCADA software via path manipulation and configuration injection.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-43945?
CVE-2026-43945 is a high-severity code injection vulnerability in frangoteam FUXA, published on 21 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
FUXA is a web-based Process Visualization (SCADA/HMI/Dashboard) software. Versions 1.2.11 until 1.3.1 allow an unauthenticated remote attacker to achieve Full Remote Code Execution (RCE) as root. The exploit succeeds even when the platform is configured in its most secure state (Secure Mode Enabled and Node-RED Secure Auth Enabled). Version 1.3.1 fixes the issue.
Which versions are affected by CVE-2026-43945?
2 open source packages ship an affected version, including @frangoteam/fuxa.
| Package | Affected | Fixed in |
|---|---|---|
@frangoteam/fuxa npm | From 1.2.11 | 1.3.1 |
@frangoteam/fuxa npm | From 1.2.11 | 1.3.1 |
How do I fix CVE-2026-43945?
Upgrade @frangoteam/fuxa to 1.3.1 or later.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-43945 being exploited?
There is no known exploitation of CVE-2026-43945 in the wild and no public exploit code.
Sources
Also known as GHSA-p69w-mmfv-xrfj.