CVE-2026-38142
Received Received - Intake

Command Injection in Tenda AC18 Router

Publication date: 2026-07-01

Last updated on: 2026-07-01

Assigner: MITRE

Description
An unauthenticated command injection vulnerability in the /goform/fast_setting_internet_set endpoint of Tenda AC18 v15.03.05.05 allows attackers to execute arbitrary commands via a crafted payload injected into the mac parameter.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-07-01
Last Modified
2026-07-01
Generated
2026-07-02
AI Q&A
2026-07-01
EPSS Evaluated
N/A
NVD
CVE-2026-38142

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
tenda ac18 15.03.05.05

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-77 The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This vulnerability is an unauthenticated command injection in the Tenda AC18 router firmware version v15.03.05.05. It occurs in the /goform/fast_setting_internet_set endpoint, where an attacker can inject a crafted payload into the mac parameter to execute arbitrary commands on the device without needing to authenticate.

Impact Analysis

Exploitation of this vulnerability allows an attacker to execute arbitrary commands on the affected device remotely without authentication. This can lead to unauthorized control over the device, potential disruption of network services, leakage or manipulation of sensitive data, and could be used as a foothold for further attacks within the network.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-38142. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart