SEPTEMBER 15, 2026
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Case File

CVE-2026-51726

CRITICAL · CVSS 9.1 EPSS 0.36% Public Exploit

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

CyberRota Analysis

AI-Generated

TOTOLINK T6 versions 4.1.5cu.748_B20211015 are vulnerable due to improper access control in the delParentalRules function, enabling unauthenticated attackers to remove parental control rules by sending a specially crafted POST request to the CGI endpoint. This vulnerability could lead to unauthorized modifications of parental controls, potentially exposing children to inappropriate content. Organizations using this router should prioritize patching or mitigating this issue to safeguard their network and user settings.

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-2026-51726
Severity
CRITICAL
CVSS
9.1
EPSS
0.36%

Original NVD Description

Incorrect access control in the delParentalRules function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to remove parental-control rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi.