CVE-2025-71019: High severity Tenda AX-1806 vulnerability

Published Jan 15, 2026
·
Updated

Tenda AX-1806 v1.0.0.1 was discovered to contain a stack overflow in the wanSpeed parameter of the sub65B5C function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Affected Software

3 affected components
Tenda AX-1806
All of the following
Tenda Ax1806 Firmware=1.0.0.1
Tenda AX1806

Event History

Jan 15, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-71019?

CVE-2025-71019 is classified as a Denial of Service vulnerability.

2

How do I fix CVE-2025-71019?

To fix CVE-2025-71019, upgrade to the latest firmware version provided by Tenda.

3

What does CVE-2025-71019 affect?

CVE-2025-71019 affects the Tenda AX-1806 router.

4

What type of attack does CVE-2025-71019 enable?

CVE-2025-71019 enables attackers to execute a Denial of Service attack.

5

How is CVE-2025-71019 exploited?

CVE-2025-71019 can be exploited via a crafted request that triggers a stack overflow.

Contact

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