CVE-2026-1547
Remote Command Injection in Totolink A7000R setUnloadUserData Function
Publication date: 2026-01-28
Last updated on: 2026-04-29
Assigner: VulDB
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| totolink | a7000r_firmware | 4.1cu.4154 |
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 A7000R router firmware version 4.1cu.4154, specifically in the function setUnloadUserData within the /cgi-bin/cstecgi.cgi file. It involves manipulation of the argument 'plugin_name' which leads to command injection, allowing an attacker to execute arbitrary commands on the device remotely.
How can this vulnerability impact me? :
The vulnerability allows remote attackers to inject and execute arbitrary commands on the affected device. This can lead to unauthorized control over the router, potentially compromising network security, intercepting or altering network traffic, and causing disruption or data breaches.