SEPTEMBER 15, 2026
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Case File

CVE-2026-51754

CRITICAL · CVSS 9.8 EPSS 0.43% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-01 · Last synced 2026-09-15

CyberRota Analysis

AI-Generated

The updateSlaveIpList function in TOTOLINK T6 version 4.1.5cu.748_B20211015 contains an incorrect access control vulnerability that enables unauthenticated attackers to manipulate the slave IP inventory state by sending specially crafted MQTT messages to the cs_broker component. This could lead to unauthorized changes in network configurations, potentially disrupting services or enabling further attacks. Organizations using this device should prioritize remediation to mitigate the risk of exploitation.

Public Exploit Signal

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

GitHub PoC Links
github.com ↗

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

CVE
CVE-2026-51754
Severity
CRITICAL
CVSS
9.8
EPSS
0.43%

Original NVD Description

Incorrect access control in the updateSlaveIpList function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to overwrite the slave IP inventory state via sending a crafted MQTT message to the cs_broker component.