Open-source package vulnerability · npm

CVE-2026-25752: FUXA Unauthenticated Remote Arbitrary Device Tag Write

criticalCVSS 4.0 9.3GHSA-ggxw-g3cp-mgf8

Summary Description An authorization bypass vulnerability in FUXA allows an unauthenticated, remote attacker to modify device tags via WebSockets. This affects FUXA through version 1.2.9. This issue has been patched in FUXA version 1.2.10. Impact This affects all deployments, including those with runtime.settings.secureEnabled set to true.

Published Feb 5, 2026 · Updated Feb 6, 2026

Affected packages

fuxa-server

Ecosystem: npm
Affected: <= 1.2.9
Fixed in: 1.2.10
Check: npm ls fuxa-server

Advisory details

From the GitHub Advisory Database (CC BY 4.0).

Summary

Description An authorization bypass vulnerability in FUXA allows an unauthenticated, remote attacker to modify device tags via WebSockets. This affects FUXA through version 1.2.9. This issue has been patched in FUXA version 1.2.10.

Impact

This affects all deployments, including those with runtime.settings.secureEnabled set to true.

Exploitation allows an unauthenticated, remote attacker to bypass role-based access controls and overwrite arbitrary device tags or disable communication drivers, exposing connected ICS/SCADA environments to follow-on actions. This may allow an attacker to manipulate physical processes and disconnected devices from the HMI.

Patches

This issue has been patched in FUXA version 1.2.10. Users are strongly encouraged to update to the latest available release.

Credited to wodzen.

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

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