Command Injection Vulnerability in D-Link DWR-M961 Devices
CVE-2026-71949

9.3CRITICAL

Key Information:

Vendor

D-link Corporation

Status
Dwr-m961
Vendor
CVE Published:
8 August 2026

What is CVE-2026-71949?

The D-Link DWR-M961 router, specifically hardware version C1 running firmware versions earlier than 1.1.5_C1_202607071108, is affected by a command injection vulnerability in the /boafrm/formUSSDSetup interface. This flaw allows remote attackers to inject unauthorized commands via the ussdValue and selectMenuValue fields, enabling them to execute commands with root privileges. This could lead to significant security risks for users of the affected devices. It is recommended to update to the latest firmware version to mitigate the vulnerability.

Affected Version(s)

DWR-M961 0

References

https://supportannouncement.us.dlink.com/security/publica...
vendor-advisorypatch
https://www.dlink.com/middle-east/en/products/dwr-m961-4g...
product
https://www.vulncheck.com/advisories/d-link-dwr-m961-comm...
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jincheng Wang (@winmt), Professor Le Yu of Nanjing University of Posts and Telecommunications, and Professor Xiapu Luo of The Hong Kong Polytechnic University
.