{"id":"CVE-2026-111623","aliases":["EUVD-2026-103045","GHSA-g79m-4gpq-p8x3"],"status":"published","title":"Xiaozhi-esp32-server-java through 6.1.0 Authentication Bypass via OTA Endpoint Token Issuance","description":"Xiaozhi-esp32-server-java through 6.1.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to obtain valid device WebSocket tokens by requesting /api/device/ota with any MAC address. Attackers can open a victim device's WebSocket channel to read private role system prompts, write conversation history, consume LLM/STT/TTS credentials, and overwrite device metadata.","severity":{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00465,"percentile":0.40758,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-290"],"published":"2026-10-16T17:38:59Z","modified":"2026-10-28T02:30:37Z","products":[{"vendor":"joey-zhou","product":"xiaozhi-esp32-server-java"}],"references":[{"url":"https://hackmd.io/@hieuPenguinnn/xiaozhi-esp32-server-java-ota-device-token-issuance","tags":["third-party-advisory","exploit","advisory"]},{"url":"https://github.com/joey-zhou/xiaozhi-esp32-server-java/blob/v6.1.0/xiaozhi-server/src/main/java/com/xiaozhi/device/DeviceAppService.java#L298-L346","tags":["technical-description","article"]},{"url":"https://github.com/joey-zhou/xiaozhi-esp32-server-java/blob/v6.1.0/xiaozhi-server/src/main/java/com/xiaozhi/device/DeviceController.java#L142-L153","tags":["technical-description","article"]},{"url":"https://github.com/joey-zhou/xiaozhi-esp32-server-java/blob/v6.1.0/xiaozhi-common/src/main/java/com/xiaozhi/communication/auth/DeviceAuthService.java#L76-L81","tags":["technical-description","article"]},{"url":"https://github.com/joey-zhou/xiaozhi-esp32-server-java","tags":["product","package"]},{"url":"https://www.vulncheck.com/advisories/xiaozhi-esp32-server-java-through-6.1.0-authentication-bypass-via-ota-endpoint-token-issuance","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111623","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-g79m-4gpq-p8x3"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111623.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-111623","title":"Xiaozhi-esp32-server-java through 6.1.0 Authentication Bypass via OTA Endpoint Token Issuance","description":"Xiaozhi-esp32-server-java through 6.1.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to obtain valid device WebSocket tokens by requesting /api/device/ota with any MAC address. Attackers can open a victim device's WebSocket channel to read private role system prompts, write conversation history, consume LLM/STT/TTS credentials, and overwrite device metadata.","status":"published","published":"2026-10-16T17:38:59.425Z","modified":"2026-10-23T18:36:30.866Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T14:20:15.34316Z"}],"euvd":[{"id":"EUVD-2026-103045","description":"Xiaozhi-esp32-server-java through 6.1.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to obtain valid device WebSocket tokens by requesting /api/device/ota with any MAC address. Attackers can open a victim device's WebSocket channel to read private role system prompts, write conversation history, consume LLM/STT/TTS credentials, and overwrite device metadata.","status":"published","published":"2026-10-16T17:38:59Z","modified":"2026-10-23T18:36:30Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:59:32.223152Z"}],"ghsa":[{"id":"GHSA-g79m-4gpq-p8x3","title":"Xiaozhi-esp32-server-java through 6.1.0 contains an authentication bypass vulnerability that...","description":"Xiaozhi-esp32-server-java through 6.1.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to obtain valid device WebSocket tokens by requesting /api/device/ota with any MAC address. Attackers can open a victim device's WebSocket channel to read private role system prompts, write conversation history, consume LLM/STT/TTS credentials, and overwrite device metadata.","status":"published","published":"2026-10-16T18:34:43Z","modified":"2026-10-16T18:34:50Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T15:13:52.326136Z"}],"nvd":[{"id":"CVE-2026-111623","description":"Xiaozhi-esp32-server-java through 6.1.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to obtain valid device WebSocket tokens by requesting /api/device/ota with any MAC address. Attackers can open a victim device's WebSocket channel to read private role system prompts, write conversation history, consume LLM/STT/TTS credentials, and overwrite device metadata.","status":"published","published":"2026-10-16T18:17:42.133Z","modified":"2026-10-23T19:17:42.793Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T14:13:00.123071Z"}],"osv":[{"id":"CVE-2026-111623","title":"Xiaozhi-esp32-server-java through 6.1.0 Authentication Bypass via OTA Endpoint Token Issuance","description":"Xiaozhi-esp32-server-java through 6.1.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to obtain valid device WebSocket tokens by requesting /api/device/ota with any MAC address. Attackers can open a victim device's WebSocket channel to read private role system prompts, write conversation history, consume LLM/STT/TTS credentials, and overwrite device metadata.","status":"published","published":"2026-10-16T17:38:59.425Z","modified":"2026-10-28T02:30:37.198286655Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T15:44:55.938017Z"}]}}