CVE-2026-6196: Tenda F456 exeCommand fromexeCommand stack-based overflow

Published Apr 13, 2026
·
Updated

A vulnerability was detected in Tenda F456 1.0.0.5. This affects the function fromexeCommand of the file /goform/exeCommand. Performing a manipulation of the argument cmdinput results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.

Affected Software

1 affected component
Tenda F456=1.0.0.5

Event History

Apr 13, 2026
CVE Published
via MITRE·05:45 PM
Data Sourced
via MITRE·05:45 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeakness
Jun 7, 58268
Event
via FIRST·08:56 AM
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Frequently Asked Questions

1

What is the severity of CVE-2026-6196?

CVE-2026-6196 is classified as a high severity vulnerability due to the potential for a stack-based buffer overflow that could allow remote code execution.

2

How do I fix CVE-2026-6196?

To mitigate CVE-2026-6196, you should update the Tenda F456 firmware to the latest version available that addresses this vulnerability.

3

What software versions are affected by CVE-2026-6196?

CVE-2026-6196 specifically affects Tenda F456 version 1.0.0.5.

4

Can CVE-2026-6196 be exploited remotely?

Yes, CVE-2026-6196 can be exploited remotely by manipulating the cmdinput argument in the exeCommand function.

5

What are the potential consequences of exploiting CVE-2026-6196?

Exploitation of CVE-2026-6196 could lead to arbitrary code execution on the affected Tenda F456 device.

Contact

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