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CVE-2026-50085

The Aqara Board service (op-test.aqara.com) accepts arbitrary MQTT command payloads, and forwards them to the platfom's HiveMQ broker without authentication. This is an instance of "CWE-306: Missing Authentication for Critical Function" and has an estimated CVSS ofCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L (8.6 High). When combined with CVE-2026-50082, CVE-50083, and CVE-50084, this can lead to a fully unauthenticated, remote takeover of affected devices.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:5a6230428d2445531be4d95e8fd70b640e16a509084f90890a9c6cd52156efc1
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Board service","vendor":"Aqara","versions":[{"lessThan":"0","status":"affected","version":"2026-04-20","versionType":"date"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:32386e9f0923ce64addb6c434047ff123fc81a826dac48695b8761731a934328 · sha256:abff0e5663fb2123… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":8.6,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:32386e9f0923ce64addb6c434047ff123fc81a826dac48695b8761731a934328 · sha256:abff0e5663fb2123… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-306","description":"CWE-306 Missing authentication for critical function","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:32386e9f0923ce64addb6c434047ff123fc81a826dac48695b8761731a934328 · sha256:abff0e5663fb2123… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"tags":["exploit"],"url":"https://github.com/xn0tsa/theres-no-place-like-home"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:32386e9f0923ce64addb6c434047ff123fc81a826dac48695b8761731a934328 · sha256:abff0e5663fb2123… · /containers/adp/0/references/0
{"tags":["technical-description"],"url":"https://github.com/xn0tsa/theres-no-place-like-home"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:32386e9f0923ce64addb6c434047ff123fc81a826dac48695b8761731a934328 · sha256:abff0e5663fb2123… · /containers/cna/references/0
{"tags":["third-party-advisory"],"url":"https://www.runzero.com/advisories/aqara-board-iot-insecure-debug-api-cve-2026-50085"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:32386e9f0923ce64addb6c434047ff123fc81a826dac48695b8761731a934328 · sha256:abff0e5663fb2123… · /containers/cna/references/1

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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