CVE-2026-71952 D-Link Corporation CVE debrief

Who should care

Administrators and users of D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5_C1_202607071108 should be aware of this critical vulnerability and take immediate action to patch their devices. Additionally, security teams and vulnerability management teams should review the official CVE and NVD records to assess the vulnerability's impact on their organization and plan accordingly.

Technical summary

CVE-2026-71952 is a critical command injection vulnerability in D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5_C1_202607071108. The vulnerability exists in the /boafrm/formPinManageSetup interface and allows remote attackers to inject arbitrary malicious commands into the oldPin field, resulting in command execution with root privileges. This vulnerability has a CVSS score of 9.3 and is classified as CRITICAL. Administrators should prioritize patching affected devices to prevent exploitation.

Defensive priority

Administrators should prioritize patching D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5_C1_202607071108 due to a critical command injection vulnerability.

Recommended defensive actions

• Apply firmware updates to D-Link DWR-M961 devices with hardware version C1 to version 1.1.5_C1_202607071108 or later.
• Restrict access to the /boafrm/formPinManageSetup interface.
• Monitor for suspicious activity on affected devices.
• Perform regular firmware updates and security checks.
• Review compensating controls for exposed systems while remediation is scheduled and verified.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.
• Track exceptions, retest remediated assets, and close the item only after evidence is documented.

Evidence notes

The CVE-2026-71952 record indicates a command injection vulnerability in D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5_C1_202607071108. Evidence is based on official CVE and NVD records, as well as references from D-Link and VulnCheck. However, details about the vulnerability's scope and potential impact are limited. To verify and assess the vulnerability, defenders should review the official CVE and NVD records, check for any available patches or updates from D-Link, and monitor for suspicious activity on affected devices.

Official resources