{"id":"CVE-2026-50084","aliases":["EUVD-2026-36474","GHSA-4mvx-j4wr-wqrc"],"status":"published","title":"Aqara API cross-account access","description":"The Aqara Cloud Production API (open-cn.aqara.com/v3.0/open/api) would authorize any valid developer token for access to any account. This is an instance of \"CWE-862: Missing Authorization\" with an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N (9.6 Critical). When combined with CVE-2026-50082, CVE-50083, and CVE-50085, this can lead to a fully unauthenticated, remote takeover of affected devices.","severity":{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00244,"percentile":0.15767,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-06-12T15:01:00Z","modified":"2026-11-08T02:30:18Z","products":[{"vendor":"aqara","product":"cloud production api"},{"vendor":"aqara","product":"cloud_production_api"}],"references":[{"url":"https://github.com/xn0tsa/theres-no-place-like-home","tags":["technical-description","exploit","Exploit","Third Party Advisory","article"]},{"url":"https://www.runzero.com/advisories/aqara-api-access-cve-2026-50084","tags":["third-party-advisory","Exploit","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-50084","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-4mvx-j4wr-wqrc"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/50xxx/CVE-2026-50084.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-50084","title":"Aqara API cross-account access","description":"The Aqara Cloud Production API (open-cn.aqara.com/v3.0/open/api) would authorize any valid developer token for access to any account. This is an instance of \"CWE-862: Missing Authorization\" with an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N (9.6 Critical). When combined with CVE-2026-50082, CVE-50083, and CVE-50085, this can lead to a fully unauthenticated, remote takeover of affected devices.","status":"published","published":"2026-06-12T15:01:00.952Z","modified":"2026-06-12T15:55:29.162Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:20:08.734143Z"}],"euvd":[{"id":"EUVD-2026-36474","description":"The Aqara Cloud Production API (open-cn.aqara.com/v3.0/open/api) would authorize any valid developer token for access to any account. This is an instance of \"CWE-862: Missing Authorization\" with an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N (9.6 Critical). When combined with CVE-2026-50082, CVE-50083, and CVE-50085, this can lead to a fully unauthenticated, remote takeover of affected devices.","status":"published","published":"2026-06-12T15:01:00Z","modified":"2026-06-12T15:55:29Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T18:20:43.222Z"}],"ghsa":[{"id":"GHSA-4mvx-j4wr-wqrc","title":"The Aqara Cloud Production API (open-cn.aqara.com/v3.0/open/api) would authorize any valid...","description":"The Aqara Cloud Production API (open-cn.aqara.com/v3.0/open/api) would authorize any valid developer token for access to any account. This is an instance of \"CWE-862: Missing Authorization\" with an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N (9.6 Critical). When combined with CVE-2026-50082, CVE-50083, and CVE-50085, this can lead to a fully unauthenticated, remote takeover of affected devices.","status":"published","published":"2026-06-12T18:31:58Z","modified":"2026-06-12T18:32:06Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:08:45.184845Z"}],"nvd":[{"id":"CVE-2026-50084","description":"The Aqara Cloud Production API (open-cn.aqara.com/v3.0/open/api) would authorize any valid developer token for access to any account. This is an instance of \"CWE-862: Missing Authorization\" with an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N (9.6 Critical). When combined with CVE-2026-50082, CVE-50083, and CVE-50085, this can lead to a fully unauthenticated, remote takeover of affected devices.","status":"published","published":"2026-06-12T16:16:31.94Z","modified":"2026-10-25T23:10:00.167Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:23.846948Z"}],"osv":[{"id":"CVE-2026-50084","title":"Aqara API cross-account access","description":"The Aqara Cloud Production API (open-cn.aqara.com/v3.0/open/api) would authorize any valid developer token for access to any account. This is an instance of \"CWE-862: Missing Authorization\" with an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N (9.6 Critical). When combined with CVE-2026-50082, CVE-50083, and CVE-50085, this can lead to a fully unauthenticated, remote takeover of affected devices.","status":"published","published":"2026-06-12T15:01:00.952Z","modified":"2026-11-08T02:30:18.299755869Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-862"],"updated_at":"2026-11-11T11:06:47.69558Z"}]}}