SEPTEMBER 18, 2026
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Case File

CVE-2026-51766

HIGH · CVSS 7.5 EPSS 0.43% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-01 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

TOTOLINK T6 devices are vulnerable due to incorrect access control in the setDevReboot function, enabling unauthenticated attackers to reboot the local device. This flaw allows attackers to propagate reboot commands to connected mesh slave devices through crafted MQTT messages, potentially disrupting network operations. Organizations using TOTOLINK T6 devices should prioritize patching this vulnerability to prevent unauthorized device management and service interruptions.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗ github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-51766
Severity
HIGH
CVSS
7.5
EPSS
0.43%

Original NVD Description

Incorrect access control in the setDevReboot function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to reboot the local device and, on a master, fan out reboot commands to mesh slaves via sending a crafted MQTT message to the cs_broker component.