SEPTEMBER 15, 2026
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Case File

CVE-2026-51643

CRITICAL · CVSS 9.1 EPSS 0.36% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-28 · Last synced 2026-09-15

CyberRota Analysis

AI-Generated

The getNtpCfg function in TOTOLINK T6 version 4.1.5cu.748_B20211015 is vulnerable due to incorrect access control, allowing unauthenticated attackers to exploit this flaw by sending a crafted POST request to /cgi-bin/cstecgi.cgi. This vulnerability can lead to unauthorized access to NTP configuration and current time data, potentially aiding in further attacks. Organizations using this specific TOTOLINK model should prioritize remediation to mitigate risks associated with unauthorized data exposure.

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-2026-51643
Severity
CRITICAL
CVSS
9.1
EPSS
0.36%

Original NVD Description

Incorrect access control in the getNtpCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to obtain NTP configuration and current time data via sending a crafted POST request to /cgi-bin/cstecgi.cgi.