Chinese Zbtlink WiFi routers ship with ENDLESSDOORS malware
Brief
At least 20 Zbtlink router models contain a preinstalled remote-access implant that connects to external command-and-control servers and can execute arbitrary commands with root privileges. The issue, tracked as CVE-2026-66747, does not require attackers to compromise the router first, as the software is embedded in its firmware and starts automatically. VulnCheck researcher Jacob Baines discovered …
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