SEPTEMBER 15, 2026
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Case File

CVE-2026-51713

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 setManualDialCfg function, allowing unauthenticated attackers to alter the WAN dial state by sending a specially crafted POST request to the CGI interface. This could lead to unauthorized network manipulation and potential service disruption. Network administrators and users of the affected TOTOLINK model should prioritize this vulnerability to mitigate risks associated with unauthorized access and control.

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-2026-51713
Severity
CRITICAL
CVSS
9.1
EPSS
0.29%

Original NVD Description

Incorrect access control in the setManualDialCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to manipulate WAN dial state via sending a crafted POST request to /cgi-bin/cstecgi.cgi.