CVE-2026-119703
Medium
Description
xiaozhi-esp32-server through 0.9.8 contains an authentication bypass vulnerability in WebSocketServer._handle_auth that allows remote unauthenticated attackers to skip Bearer HMAC token verification by spoofing the Device-ID header. Attackers supplying an allowlisted MAC-address-shaped device identifier can open an authenticated WebSocket session, issue voice-assistant commands, exchange audio, and read that device's conversation context.
SeverityMedium
CVSS4.8
Exploit probability—
ProductXinnan-tech Xiaozhi-esp32-server
PublishedOct 30, 2026
First seenNov 4, 2026
Weakness typeCWE-290CWE-290
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| xinnan-tech xiaozhi-esp32-server | v ≤ 0.9.8 | — |
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