D-Link DWR-M961 up to 1.1.5_C1_202607071107 formDebugDiagnosticRun interface host command injection

Summaryinfo

A vulnerability described as very critical has been identified in D-Link DWR-M961 up to 1.1.5_C1_202607071107. The impacted element is an unknown function of the file /boafrm/formDebugDiagnosticRun of the component formDebugDiagnosticRun interface. Executing a manipulation of the argument host can lead to command injection. This vulnerability is handled as CVE-2026-71948. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in D-Link DWR-M961 up to 1.1.5_C1_202607071107. It has been declared as very critical. This vulnerability affects an unknown code block of the file /boafrm/formDebugDiagnosticRun of the component formDebugDiagnosticRun interface. The manipulation of the argument host with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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/formDebugDiagnosticRun interface. A remote attacker can inject arbitrary malicious commands into the host field, resulting in command execution with root privileges.

The advisory is shared for download at supportannouncement.us.dlink.com. This vulnerability was named CVE-2026-71948 since 08/08/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 08/08/2026). The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading to version 1.1.5_C1_202607071108 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• D-Link

Name

• DWR-M961

Version

• 1.1.5_C1_202607071107

License

• commercial

Website

• Vendor: https://www.dlink.com/

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