{"id":"CVE-2026-66407","state":"PUBLISHED","title":"DEEBOT PRO M1 and DEEBOT PRO K1VAC improperly implement authentication in WebSocket communication.\r","description":"DEEBOT PRO M1 and DEEBOT PRO K1VAC improperly implement authentication in WebSocket communication.\r\nThe WebSocket private key may be retrieved through analyzing the traffic data via a man-in-the-middle attack, and communication contents may be altered.","publishedAt":"2026-08-10T08:00:43.341Z","updatedAt":"2026-08-10T17:55:21.647Z","severity":{"score":7.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"jpcert"},"assigner":"jpcert","products":["ECOVACS ROBOTICS DEEBOT PRO M1","ECOVACS ROBOTICS DEEBOT PRO K1VAC"],"affected":[{"vendor":"ECOVACS ROBOTICS","product":"DEEBOT PRO M1","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"M1-1.7.27","versionType":"semver"}]},{"vendor":"ECOVACS ROBOTICS","product":"DEEBOT PRO K1VAC","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"V1.7.821","versionType":"semver"}]}],"references":["https://robot.hellohas.co.jp/news/update_20260331/","https://jvn.jp/en/vu/JVNVU92804348/"],"weaknesses":["CWE-327"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/66xxx/CVE-2026-66407.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-66407","state":"PUBLISHED","datePublished":"2026-08-10T08:00:43.341Z","dateUpdated":"2026-08-10T17:55:21.647Z","assignerShortName":"jpcert","assignerOrgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","dateReserved":"2026-07-27T00:45:20.457Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"DEEBOT PRO M1 and DEEBOT PRO K1VAC improperly implement authentication in WebSocket communication.\r\nThe WebSocket private key may be retrieved through analyzing the traffic data via a man-in-the-middle attack, and communication contents may be altered."}],"affected":[{"vendor":"ECOVACS ROBOTICS","product":"DEEBOT PRO M1","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"M1-1.7.27","versionType":"semver"}]},{"vendor":"ECOVACS ROBOTICS","product":"DEEBOT PRO K1VAC","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"V1.7.821","versionType":"semver"}]}],"references":[{"url":"https://robot.hellohas.co.jp/news/update_20260331/"},{"url":"https://jvn.jp/en/vu/JVNVU92804348/"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"HIGH","baseScore":8.1,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}},{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV4_0":{"version":"4.0","baseSeverity":"HIGH","baseScore":7.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-327","description":"Use of a broken or risky cryptographic algorithm","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"shortName":"jpcert","orgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","dateUpdated":"2026-08-10T08:00:43.341Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-10T17:54:57.313121Z","id":"CVE-2026-66407","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-10T17:55:21.647Z"}}]}}}