{"id":"CVE-2026-115996","state":"PUBLISHED","title":"Unitree Robotics Unitree Go2 chat_go websocket.py WebSocketClient.connect certificate validation","description":"A vulnerability was detected in Unitree Robotics Unitree Go2 up to 1.1.13/1.1.14.1/1.1.15.1. This affects the function WebSocketClient.connect of the file websocket.py of the component chat_go. Performing a manipulation results in improper certificate validation. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is reported as difficult. The vendor confirmed early: \"These issues were previously submitted by the researcher through our Security Response Center platform and are tracked internally as follows: Submission 990504 corresponds to our internal ticket #616 (Go2 chat_go WSS client disabled TLS server certificate validation, CWE-295).\"","publishedAt":"2026-10-24T22:30:21.197Z","updatedAt":"2026-10-26T17:37:33.986Z","severity":{"score":6.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X","source":"VulDB"},"assigner":"VulDB","products":["Unitree Robotics Unitree Go2"],"affected":[{"vendor":"Unitree Robotics","product":"Unitree Go2","versions":[{"version":"1.1.0","status":"affected"},{"version":"1.1.1","status":"affected"},{"version":"1.1.2","status":"affected"},{"version":"1.1.3","status":"affected"},{"version":"1.1.4","status":"affected"},{"version":"1.1.5","status":"affected"},{"version":"1.1.6","status":"affected"},{"version":"1.1.7","status":"affected"},{"version":"1.1.8","status":"affected"},{"version":"1.1.9","status":"affected"},{"version":"1.1.10","status":"affected"},{"version":"1.1.11","status":"affected"},{"version":"1.1.12","status":"affected"},{"version":"1.1.13","status":"affected"},{"version":"1.1.14.0","status":"affected"},{"version":"1.1.14.1","status":"affected"},{"version":"1.1.15.0","status":"affected"},{"version":"1.1.15.1","status":"affected"}],"cpes":["cpe:2.3:a:unitree_robotics:unitree_go2:*:*:*:*:*:*:*:*"],"modules":["chat_go"]}],"references":["https://vuldb.com/vuln/426094","https://vuldb.com/vuln/426094/cti","https://vuldb.com/cve/CVE-2026-115996","https://vuldb.com/submit/990504"],"weaknesses":["CWE-295","CWE-287"],"ingestedAt":"2026-10-29T20:10:43.281Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/115xxx/CVE-2026-115996.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-115996","state":"PUBLISHED","datePublished":"2026-10-24T22:30:21.197Z","dateUpdated":"2026-10-26T17:37:33.986Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-10-24T09:18:33.242Z"},"containers":{"cna":{"title":"Unitree Robotics Unitree Go2 chat_go websocket.py WebSocketClient.connect certificate validation","descriptions":[{"lang":"en","value":"A vulnerability was detected in Unitree Robotics Unitree Go2 up to 1.1.13/1.1.14.1/1.1.15.1. This affects the function WebSocketClient.connect of the file websocket.py of the component chat_go. Performing a manipulation results in improper certificate validation. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is reported as difficult. The vendor confirmed early: \"These issues were previously submitted by the researcher through our Security Response Center platform and are tracked internally as follows: Submission 990504 corresponds to our internal ticket #616 (Go2 chat_go WSS client disabled TLS server certificate validation, CWE-295).\""}],"affected":[{"vendor":"Unitree Robotics","product":"Unitree Go2","versions":[{"version":"1.1.0","status":"affected"},{"version":"1.1.1","status":"affected"},{"version":"1.1.2","status":"affected"},{"version":"1.1.3","status":"affected"},{"version":"1.1.4","status":"affected"},{"version":"1.1.5","status":"affected"},{"version":"1.1.6","status":"affected"},{"version":"1.1.7","status":"affected"},{"version":"1.1.8","status":"affected"},{"version":"1.1.9","status":"affected"},{"version":"1.1.10","status":"affected"},{"version":"1.1.11","status":"affected"},{"version":"1.1.12","status":"affected"},{"version":"1.1.13","status":"affected"},{"version":"1.1.14.0","status":"affected"},{"version":"1.1.14.1","status":"affected"},{"version":"1.1.15.0","status":"affected"},{"version":"1.1.15.1","status":"affected"}],"cpes":["cpe:2.3:a:unitree_robotics:unitree_go2:*:*:*:*:*:*:*:*"],"modules":["chat_go"]}],"references":[{"url":"https://vuldb.com/vuln/426094","name":"VDB-426094 | Unitree Robotics Unitree Go2 chat_go websocket.py WebSocketClient.connect certificate validation","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/426094/cti","name":"VDB-426094 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-115996","name":"CVE-2026-115996 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/990504","name":"Submit #990504 | Unitree Robotics Unitree Go2 (voice assistant component `chat_go`) 1.1.4/1.1.7/1.1.7.2 Improper Certificate Validation","tags":["third-party-advisory"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":6.3,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":3.7,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:X/RC:C","baseSeverity":"LOW"}},{"cvssV3_0":{"version":"3.0","baseScore":3.7,"vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:X/RC:C","baseSeverity":"LOW"}},{"cvssV2_0":{"version":"2.0","baseScore":2.6,"vectorString":"AV:N/AC:H/Au:N/C:N/I:P/A:N/E:ND/RL:ND/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-295","type":"CWE","lang":"en","description":"Improper Certificate Validation"}]},{"descriptions":[{"cweId":"CWE-287","type":"CWE","lang":"en","description":"Improper Authentication"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-10-24T22:30:21.197Z"},"timeline":[{"time":"2026-10-24T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-10-24T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-10-24T11:23:56.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"JasperXJY (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"x_generator":["VulDB PVTS v202610"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-26T15:38:55.918601Z","id":"CVE-2026-115996","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-26T17:37:33.986Z"}}]}}}