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TOTOLINK EX200 Vulnerability Allows Root Access via Telnet

TOTOLINK EX200 Vulnerability Allows Root Access via Telnet

First seen 7 Jan 2026, 10:41 UTC

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ThreatCluster AI
ThreatCluster March 12, 2026 at 13:27 UTC

A critical security vulnerability, CVE-2025-65606, has been identified in the TOTOLINK EX200 wireless range extender, enabling remote authenticated attackers to gain full system control. The flaw, stemming from improper error handling in the firmware-upload mechanism, was disclosed by CERT/CC on January 6, 2026, and currently has no available fix.

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