CVE-2026-97854 PUBLISHED

Assigner: jpcert
Reserved: 13.10.2026 Published: 29.10.2026 Updated: 29.10.2026

Yamaha wireless LAN router NWR100 provided by Yamaha Corporation contains an OS command injection vulnerability. Arbitrary OS commands may be executed by sending a specially crafted request to the affected product.

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Yamaha Corporation
Product	NWR100
Versions	Default: unaffected affected from 0 to Rev.26.00.07 (incl.)

CVE-2026-97854 PUBLISHED

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