{"affected":[{"defaultStatus":"unaffected","product":"VIDAA","source":"CNA: VulnCheck","vendor":"Hisense","versions":[{"status":"affected","version":"0000.01.00a.P0220","versionType":"custom"}]}],"cveId":"CVE-2026-123993","cwes":["CWE-489","CWE-306"],"description":"Hisense VIDAA Smart TV firmware V0000.01.00a.P0220 contains an unauthenticated access vulnerability where a QA build of the Google Cobalt browser engine exposes the WebDriver automation server on TCP port 4444 across all network interfaces without any authentication or pairing requirement. A LAN-adjacent attacker can connect to the exposed WebDriver service to execute arbitrary JavaScript, read and exfiltrate sensitive localStorage data including ACR telemetry, MAC addresses, ad-service credentials, and location data, inject persistent content onto the display, and access the window.hisense native bridge to perform filesystem read/write and system-state operations.","epss":null,"exploits":[{"kind":"exploit","source":"CNA: VulnCheck","url":"https://github.com/yehia-mamdouh/Hisense-Smart-TV-Security-Research"}],"kev":null,"metrics":[{"score":8.7,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":8.8,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1793991154713,"publishedAt":1793991154713,"references":[{"source":"CNA: VulnCheck","tags":["technical-description","exploit"],"url":"https://github.com/yehia-mamdouh/Hisense-Smart-TV-Security-Research"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/hisense-vidaa-smart-tv-unauthenticated-webdriver-remote-access"}],"remediation":[],"revision":"9561211857926f362faffe5b2ce9deecdbba98cac214bc97daec03d5b711a6e2","sources":[{"modifiedAt":1793991154713,"name":"CNA: VulnCheck","retrievedAt":1793992245898,"url":"https://www.cve.org/CVERecord?id=CVE-2026-123993"}],"ssvc":null,"status":"published","title":"Hisense VIDAA Smart TV Unauthenticated WebDriver Remote Access","updatedAt":1793992245898}