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Yamaha SR-B30A sound bar can be controlled without a password
CVE-2026-37100
Summary
Attackers within range can control your Yamaha sound bar without a password. This means they could change settings, turn it on or off, or even mute it. Update your sound bar's firmware to the latest version to fix this issue.
Original title
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 ra...
Original description
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
Published: 16 Apr 2026 · Updated: 17 Apr 2026 · First seen: 16 Apr 2026