CVE-2026-37100: Medium severity Yamaha SR-B30A sound bar firmware vulnerability

Published Apr 16, 2026
·
Updated

An issue in the Bluetooth Low Energy (BLE) control interface of the Yamaha SR-B30A sound bar firmware 2.40 (Mobile App: Sound Bar Remote / version: 2.40) allows remote attackers within BLE radio range to connect without authentication via the Sound Bar Remote protocol

Affected Software

2 affected components
Yamaha SR-B30A sound bar firmware=2.40
Yamaha Sound Bar Remote (mobile app)=2.40

Event History

Apr 16, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-37100?

CVE-2026-37100 has a high severity rating due to its potential to allow unauthorized remote access.

2

How do I fix CVE-2026-37100?

To fix CVE-2026-37100, update the Yamaha SR-B30A sound bar firmware to the latest version provided by Yamaha.

3

Who is affected by CVE-2026-37100?

CVE-2026-37100 affects users of the Yamaha SR-B30A sound bar firmware version 2.40 and the Sound Bar Remote mobile app version 2.40.

4

What can attackers do with CVE-2026-37100?

Attackers can connect to the affected Yamaha sound bar without authentication, potentially compromising the device.

5

Is there a workaround for CVE-2026-37100?

Disabling Bluetooth on the Yamaha SR-B30A sound bar can act as a temporary workaround to mitigate the risk associated with CVE-2026-37100.

Contact

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