{"id":"CVE-2026-66404","aliases":["EUVD-2026-55111","GHSA-fpq4-v8rh-q68m"],"status":"published","title":"DEEBOT PRO M1 and DEEBOT PRO K1VAC do not validate server certificates in MQTT communications....","description":"DEEBOT PRO M1 and DEEBOT PRO K1VAC do not validate server certificates in MQTT communications. Operation logs and activity logs stored on the affected products may be retrieved.","severity":{"version":"4.0","score":6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00203,"percentile":0.10362,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2026-08-10T07:59:17Z","modified":"2026-08-28T16:09:10Z","products":[{"vendor":"ecovacs robotics","product":"deebot pro k1vac"},{"vendor":"ecovacs robotics","product":"deebot pro m1"}],"references":[{"url":"https://robot.hellohas.co.jp/news/update_20260331/"},{"url":"https://jvn.jp/en/vu/JVNVU92804348/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-66404"},{"url":"https://jvn.jp/en/vu/JVNVU92804348"},{"url":"https://robot.hellohas.co.jp/news/update_20260331"},{"url":"https://github.com/advisories/GHSA-fpq4-v8rh-q68m"}],"sources":{"cve":[{"id":"CVE-2026-66404","description":"DEEBOT PRO M1 and DEEBOT PRO K1VAC do not validate server certificates in MQTT communications. Operation logs and activity logs stored on the affected products may be retrieved.","status":"published","published":"2026-08-10T07:59:17.344Z","modified":"2026-08-10T17:47:47.054Z","cvss":[{"version":"4.0","score":6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:20:13.272106Z"}],"euvd":[{"id":"EUVD-2026-55111","description":"DEEBOT PRO M1 and DEEBOT PRO K1VAC do not validate server certificates in MQTT communications. Operation logs and activity logs stored on the affected products may be retrieved.","status":"published","published":"2026-08-10T07:59:17Z","modified":"2026-08-10T17:47:47Z","cvss":[{"version":"4.0","score":6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:02:01.58399Z"}],"ghsa":[{"id":"GHSA-fpq4-v8rh-q68m","title":"DEEBOT PRO M1 and DEEBOT PRO K1VAC do not validate server certificates in MQTT communications....","description":"DEEBOT PRO M1 and DEEBOT PRO K1VAC do not validate server certificates in MQTT communications. Operation logs and activity logs stored on the affected products may be retrieved.","status":"published","published":"2026-08-10T09:31:23Z","modified":"2026-08-10T09:31:30Z","cvss":[{"version":"4.0","score":6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/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":6.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"medium"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T15:10:13.54571Z"}],"nvd":[{"id":"CVE-2026-66404","description":"DEEBOT PRO M1 and DEEBOT PRO K1VAC do not validate server certificates in MQTT communications. Operation logs and activity logs stored on the affected products may be retrieved.","status":"published","published":"2026-08-10T09:17:22.483Z","modified":"2026-08-28T16:09:10.947Z","cvss":[{"version":"4.0","score":6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/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":6.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:12:35.743275Z"}]}}