CVE-2026-9512: Totolink CA750-PoE Setting cstecgi.cgi setPasswordCfg os command injection

Published May 25, 2026

Updated

A security flaw has been discovered in Totolink CA750-PoE 6.2c.510. This vulnerability affects the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Performing a manipulation of the argument admuser/admpass results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

Affected Software

1 affected component

TOTOLINK CA750-PoE=6.2c.510

Event History

May 25, 2026

CVE Published

via MITRE·10:15 PM

Data Sourced

via MITRE·10:15 PM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2026-9512?

CVE-2026-9512 has a medium severity rating of 6.3.

What is the impact of CVE-2026-9512?

CVE-2026-9512 allows for OS command injection through the setPasswordCfg function in the Totolink CA750-PoE.

How do I fix CVE-2026-9512?

To mitigate CVE-2026-9512, update the firmware of the Totolink CA750-PoE to a version that addresses this vulnerability.

Is CVE-2026-9512 easily exploitable?

Yes, CVE-2026-9512 can be exploited due to its low access complexity and requires only the manipulation of specific parameters.

What software is affected by CVE-2026-9512?

CVE-2026-9512 affects the Totolink CA750-PoE, specifically version 6.2c.510.

Company

Resources

Contact

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Fortitude Valley,
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