CVE-2026-109822

Unauthorized Access to Sensitive Configuration Files in Yamaha NWR100 Router

Published Oct 29, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
Yamaha wireless LAN router NWR100 provided by Yamaha Corporation contains an issue with insecure storage of sensitive information. Configuration files generated by the CONFIG file export function may be read by an unauthenticated attacker.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Yamaha
Yamaha nwr100
Vendors & Products Yamaha
Yamaha nwr100
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Unauthorized Access to Sensitive Configuration Files in Yamaha NWR100 Router
Type Values Removed Values Added
Description Yamaha wireless LAN router NWR100 provided by Yamaha Corporation contains an issue with insecure storage of sensitive information. Configuration files generated by the CONFIG file export function may be read by an unauthenticated attacker.
Weaknesses CWE-922
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
jpcert
Published
Updated
Oct 29, 2026, 12:36 PM
Reserved
Oct 13, 2026, 4:12 AM
Status
Deferred
Published
Oct 29, 2026, 12:17 PM
Modified
Oct 29, 2026, 3:45 PM