CVE-2026-9511
Deferred Deferred - Pending Action
Command Injection in Totolink CA750-PoE

Publication date: 2026-05-25

Last updated on: 2026-05-28

Assigner: VulDB

Description
A vulnerability was identified in Totolink CA750-PoE 6.2c.510. This affects the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument webWlanIdx leads to os command injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.
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Meta Information
Published
2026-05-25
Last Modified
2026-05-28
Generated
2026-06-15
AI Q&A
2026-05-26
EPSS Evaluated
2026-06-14
NVD
CVE-2026-9511
EUVD
EUVD-2026-31760
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
totolink ca750-poe 6.2c.510
Helpful Resources
Exploitability
CWE
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KEV
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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-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
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Executive Summary

This vulnerability exists in the Totolink CA750-PoE device, specifically in the function setWebWlanIdx within the /cgi-bin/cstecgi.cgi file of the Setting Handler component.

The issue arises from improper handling of the argument webWlanIdx, which allows an attacker to perform OS command injection.

This means an attacker can remotely execute arbitrary operating system commands on the affected device.

The exploit for this vulnerability is publicly available, increasing the risk of exploitation.

Impact Analysis

An attacker exploiting this vulnerability can remotely execute arbitrary OS commands on the affected Totolink CA750-PoE device.

This could lead to unauthorized control over the device, potentially allowing the attacker to disrupt network operations, access sensitive information, or use the device as a foothold for further attacks.

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