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D-Link DWR-M961 C1 Traceroute Diagnostic Handler Injects the host and ipVer Fields into the Shell Without Sanitization, Enabling Unauthenticated Remote Root Code Execution

Last refreshed2026-09-28

Status: NEW  |  Advisory ID: CVE-2026-71947

Key Details

CVECVE-2026-71947
CVSS Score / Version9.8 (Critical) / CVSS v3.1
Updated2026-08-31
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Proseattack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is high.
Classified asCWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection'))

What to Know

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/formTracerouteDiagnosticRun interface. A remote attacker can inject arbitrary malicious commands into the host and ipVer fields, resulting in command execution with root privileges. (NVD)

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-71947
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-71947