CVE-2026-7720
Command Injection in Totolink WA300 Firmware
Publication date: 2026-05-04
Last updated on: 2026-05-04
Assigner: VulDB
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| totolink | wa300 | 5.2cu.7112_b20190227 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-77 | The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. |
| CWE-74 | The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in the Totolink WA300 device, specifically in the function setLanguageCfg within the file /cgi-bin/cstecgi.cgi. It involves manipulation of the argument langType, which leads to command injection. This means an attacker can remotely execute arbitrary commands on the device by exploiting this weakness.
How can this vulnerability impact me? :
The vulnerability allows remote attackers to inject and execute commands on the affected device without user interaction. This can lead to unauthorized control over the device, potentially compromising its integrity, availability, and confidentiality.