SEPTEMBER 15, 2026
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Case File

CVE-2026-51722

CRITICAL · CVSS 9.1 EPSS 0.29% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-31 · Last synced 2026-09-15

CyberRota Analysis

AI-Generated

The TOTOLINK T6 4.1.5cu.748_B20211015 is vulnerable due to incorrect access control in the setWiFiRepeaterCfg function, allowing unauthenticated attackers to redirect the device to a malicious upstream Wi-Fi network by sending a specially crafted POST request. This vulnerability could lead to unauthorized network access and potential data interception. Network administrators and users of the affected device should prioritize patching or mitigating this issue to safeguard their networks.

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-2026-51722
Severity
CRITICAL
CVSS
9.1
EPSS
0.29%

Original NVD Description

Incorrect access control in the setWiFiRepeaterCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to repoint the device to an attacker-controlled upstream Wi-Fi via sending a crafted POST request to /cgi-bin/cstecgi.cgi.