SEPTEMBER 18, 2026
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Case File

CVE-2026-51688

HIGH · CVSS 7.5 EPSS 0.43% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-31 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

TOTOLINK T6 devices running version 4.1.5cu.748_B20211015 are vulnerable due to improper access controls in the setWiFiSignalCfg function, allowing unauthenticated attackers to manipulate wireless power settings or trigger a Denial of Service (DoS) by sending a specially crafted POST request. Organizations using these devices should prioritize addressing this vulnerability to prevent potential disruptions and unauthorized access to their network. Immediate remediation is recommended for environments relying on TOTOLINK T6 routers for wireless connectivity.

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-2026-51688
Severity
HIGH
CVSS
7.5
EPSS
0.43%

Original NVD Description

Incorrect access control in the setWiFiSignalCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to reduce wireless power or cause a Denial of Service (DoS) via sending a crafted POST request to /cgi-bin/cstecgi.cgi.