D-Link DWR-M961 up to 1.1.5_C1_202607071107 SMS Management Interface /boafrm/formSmsManage action_value command injection

Summaryinfo

A vulnerability classified as very critical was found in D-Link DWR-M961 up to 1.1.5_C1_202607071107. This impacts an unknown function of the file /boafrm/formSmsManage of the component SMS Management Interface. The manipulation of the argument action_value results in command injection. This vulnerability was named CVE-2026-71950. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as very critical has been found in D-Link DWR-M961 up to 1.1.5_C1_202607071107. Affected is an unknown function of the file /boafrm/formSmsManage of the component SMS Management Interface. The manipulation of the argument action_value with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on 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/formSmsManage interface. A remote attacker can inject arbitrary malicious commands into the action_value field, resulting in command execution with root privileges.

The advisory is available at supportannouncement.us.dlink.com. This vulnerability is traded as CVE-2026-71950 since 08/08/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 08/08/2026). This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

Upgrading to version 1.1.5_C1_202607071108 eliminates this vulnerability.

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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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