CVE-2026-71946
Received Received - Intake

Command Injection in D-Link DWR-M961 Router Firmware

Vulnerability report for CVE-2026-71946, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-08

Last updated on: 2026-08-08

Assigner: VulnCheck

Description

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5_C1_202607071108 contain a command injection vulnerability in the /boafrm/formPingDiagnosticRun interface. A remote attacker can inject arbitrary malicious commands into the host field, resulting in command execution with root privileges.

CVSS Scores

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Meta Information

Published
2026-08-08
Last Modified
2026-08-08
Generated
2026-08-08
AI Q&A
2026-08-08
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
d-link dwr-m961 to 1.1.5_C1_202607071108 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Attack-Flow Graph

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Executive Summary

This vulnerability is a command injection flaw in D-Link DWR-M961 devices with hardware version C1 and firmware before 1.1.5_C1_202607071108. It allows a remote attacker to inject malicious commands via the /boafrm/formPingDiagnosticRun interface, specifically through the host field. The injected commands execute with root privileges.

Detection Guidance

Check if your D-Link DWR-M961 device has firmware version before 1.1.5_C1_202607071108. Use the web interface or SSH to verify the firmware version. If vulnerable, scan for open ports 80 or 443 on the device's IP address.

Impact Analysis

An attacker could exploit this to gain full control of the device, execute arbitrary commands, steal data, or use the device as part of a larger attack. Since the device is a router, it may also provide access to internal networks.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR and HIPAA requirements for data protection and confidentiality. Organizations using affected devices may face compliance breaches.

Mitigation Strategies

Update the device firmware to version 1.1.5_C1_202607071108 or later immediately. If an update is unavailable, isolate the device from the network to prevent remote exploitation. Disable unnecessary services like remote administration.

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