Tenda CH22 WriteFacMac FormWriteFacMac command injection

Note: This data is for reference and cybersecurity research purposes only.CyStack advises users not to use this information for unlawful purposes.

What is CVE-2026-5153?

CVE-2026-5153 is a vulnerability classified as Improper Neutralization of Special Elements used in a Command ('Command Injection') and Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'), affecting CH22 (affected versions: 1.0.0.1). This vulnerability is rated Medium, with a CVSS score of 5.3. Public exploit code or evidence is available for this vulnerability, but that does not confirm exploitation in the wild.

Analyzing data...

Overview

Original source data

A flaw has been found in Tenda CH22 1.0.0.1. The affected element is the function FormWriteFacMac of the file /goform/WriteFacMac. Executing a manipulation of the argument mac can lead to command injection. The attack may be launched remotely. The exploit has been published and may be used.

Affected products and scope

Analyzing data...

Technical details

Analyzing data...

Exploitability

Analyzing data...

Technical impact

Analyzing data...

Business impact

Analyzing data...

Remediation

Analyzing data...

Detection

Analyzing data...
Sources (8)
Learn more

Run an in-depth assessment with complete web risk management

CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.

Explore CyStack VulnScan