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Feiniu NAS Devices Infected in Large

Cybersecuritynews •Tushar Subhra Dutta • February 12, 2026

A serious security incident has recently emerged involving Feiniu (fnOS) Network Attached Storage devices. These systems are being actively targeted and infected by the Netdragon botnet, a malware strain that first appeared in October 2024. The attackers are leveraging undisclosed security vulnerabilities within the fnOS platform to implant malicious code. This campaign represents a focused […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Feiniu NAS Devices Compromised in Netdragon Botnet Attack Feiniu (fnOS) Network Attached Storage devices are being targeted by the Netdragon botnet, which exploits unpatched vulnerabilities in the fnOS platform. This attack allows the malware to create an HTTP backdoor on port 57132, enabling remote command execution through crafted GET requests. Small businesses using these devices are particularly affected as their storage systems are repurposed for DDoS attacks. 2 sources 40

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Feiniu NAS Devices Infected in Large

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Extracted Entities

Attack Types (2)

Companies (1)

Malware (1)

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