CVE-2026-7718
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 setWebWlanIdx within the file /cgi-bin/cstecgi.cgi, which is part of the POST Request Handler component. The issue arises from improper handling of the webWlanIdx argument, allowing an attacker to perform command injection.
Because the vulnerability can be exploited remotely, an attacker can send specially crafted requests to the device to execute arbitrary commands.
The exploit for this vulnerability is publicly available, increasing the risk of attacks.
How can this vulnerability impact me? :
This vulnerability can allow a remote attacker to execute arbitrary commands on the affected device, potentially leading to unauthorized control over the device.
Such control could be used to disrupt network operations, steal sensitive information, or use the device as a foothold for further attacks within a network.
Given that the exploit is publicly available, the risk of exploitation is higher.