CVE-2026-5605: Tenda CH22 WrlExtraSet formWrlExtraSet stack-based overflow

Published Apr 5, 2026
·
Updated

A weakness has been identified in Tenda CH22 1.0.0.1. This affects the function formWrlExtraSet of the file /goform/WrlExtraSet. Executing a manipulation of the argument GO can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks.

Affected Software

3 affected components
Tenda Tenda CH22=1.0.0.1
All of the following
Tenda Ch22 Firmware=1.0.0.1
Tenda CH22

Event History

Apr 5, 2026
CVE Published
via MITRE·11:15 PM
Data Sourced
via MITRE·11:15 PM
DescriptionSeverityWeakness
Apr 6, 2026
Data Sourced
via NVD·12:16 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-5605?

CVE-2026-5605 is considered a critical vulnerability due to the potential for stack-based buffer overflow that may allow remote code execution.

2

How do I fix CVE-2026-5605?

To mitigate CVE-2026-5605, update the Tenda CH22 firmware to the latest version that addresses this vulnerability.

3

What can attackers do with CVE-2026-5605?

Attackers can exploit CVE-2026-5605 to execute arbitrary code on the affected Tenda CH22 device through specially crafted requests.

4

Which devices are affected by CVE-2026-5605?

CVE-2026-5605 affects Tenda CH22 devices running firmware version 1.0.0.1.

5

Is CVE-2026-5605 easy to exploit?

Yes, CVE-2026-5605 can be exploited remotely with minimal effort, making it a significant security concern.

Contact

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