Totolink WA300 Command Injection Vulnerability in POST Request Handler

Vulnerability

A command injection vulnerability has been identified in the Totolink WA300 router, specifically in version 5.2cu.7112_B20190227. The issue arises in the POST request handler within the 'setLanguageCfg' function of the '/cgi-bin/cstecgi.cgi' file. This vulnerability allows for remote exploitation, as the injection is triggered by manipulating the 'langType' argument.

Impact

Exploitation of this vulnerability allows for arbitrary command execution on the affected device.

Added: May 4, 2026, 2:18 AM
Updated: May 4, 2026, 2:18 AM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
7.5
exploitability
8.7
remediation
0.0
relevance
7.4
threat
6.5
urgency
2.9
incentive
4.2

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.