CVE-2026-7029: Tenda F456 addressNat fromaddressNat buffer overflow

Published Apr 26, 2026
·
Updated

A weakness has been identified in Tenda F456 1.0.0.5. The impacted element is the function fromaddressNat of the file /goform/addressNat. Executing a manipulation of the argument menufacturer/Go can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.

Affected Software

3 affected components
Tenda Tenda F456=1.0.0.5
All of the following
Tenda F456 Firmware=1.0.0.5
Tenda F456

Event History

Apr 26, 2026
CVE Published
via MITRE·09:00 AM
Data Sourced
via MITRE·09:00 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:16 AM
DescriptionSeverityWeaknessAffected Software
Apr 15, 58301
Event
via FIRST·04:36 AM
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Frequently Asked Questions

1

What is the severity of CVE-2026-7029?

CVE-2026-7029 has been classified with a severity rating that indicates a potential risk of exploitation due to buffer overflow.

2

How do I fix CVE-2026-7029?

To fix CVE-2026-7029, users should update the Tenda F456 to the latest version of the firmware.

3

What are the potential impacts of CVE-2026-7029?

The potential impacts of CVE-2026-7029 include remote code execution and system crashes due to buffer overflow vulnerabilities.

4

Who is affected by CVE-2026-7029?

Users of the Tenda F456 router running firmware version 1.0.0.5 are specifically affected by CVE-2026-7029.

5

What is the nature of the vulnerability in CVE-2026-7029?

CVE-2026-7029 is a buffer overflow vulnerability that arises from improperly handled arguments in the fromaddressNat function.

Contact

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