CVE-2026-51632: TOTOLINK T6 vulnerability
Published Aug 28, 2026
·Updated
Incorrect access control in the getWiFiAdvancedCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain advanced wireless settings via sending a crafted POST request to /cgi-bin/cstecgi.cgi.
Affected Software
1 affected component
TOTOLINK T6=4.1.5cu.748_B20211015
Event History
Aug 28, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Frequently Asked Questions
1
Who is exposed to this issue?
Devices running TOTOLINK T6 firmware version 4.1.5cu.748_B20211015 are affected. Exposure requires the device's web management endpoint to be reachable by an attacker.
2
What does an attacker need to exploit it?
No authentication is required. An attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi targeting the getWiFiAdvancedCfg function.
3
What information can be obtained?
The issue allows retrieval of advanced wireless settings from the affected device.