SEPTEMBER 15, 2026
Live Feed
Back to database
Case File

CVE-2026-51693

CRITICAL · CVSS 9.8 EPSS 0.35% Public Exploit

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

CyberRota Analysis

AI-Generated

TOTOLINK T6 version 4.1.5cu.748_B20211015 is vulnerable due to incorrect access control in the setVpnPassCfg function, enabling unauthenticated attackers to bypass edge filtering by sending a specially crafted POST request to /cgi-bin/cstecgi.cgi. This vulnerability could lead to unauthorized manipulation of VPN configurations, potentially compromising network security. Organizations using this device should prioritize remediation to safeguard their network infrastructure.

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-2026-51693
Severity
CRITICAL
CVSS
9.8
EPSS
0.35%

Original NVD Description

Incorrect access control in the setVpnPassCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to weaken edge filtering via sending a crafted POST request to /cgi-bin/cstecgi.cgi.