{"id":"CVE-2026-123994","title":"Hisense VIDAA Smart TV DIAL Service Unauthenticated Access","summary":"Hisense VIDAA Smart TV firmware V0000.01.00a.P0220 contains an unauthenticated access vulnerability in the DIAL (Discovery and Launch) service on TCP port 56789, which accepts control requests from any LAN-adjacent device without authent…","severity":"medium","cvss":6.3,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","cvssSource":"cna","cwe":["CWE-306"],"vendor":"Hisense","product":"VIDAA","affected":["VIDAA 0000.01.00a.P0220"],"published":"2026-11-06","updated":"2026-11-06","sourceUpdated":"2026-11-06T18:55:52.775Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-123994","references":[{"url":"https://github.com/yehia-mamdouh/Hisense-Smart-TV-Security-Research","label":"Researcher Disclosure"},{"url":"https://www.vulncheck.com/advisories/hisense-vidaa-smart-tv-dial-service-unauthenticated-access","label":"VulnCheck Advisory: Hisense VIDAA Smart TV DIAL Service Unauthenticated Access"}],"tags":["cve.org"],"ingestedAt":"2026-11-06T19:01:36.620Z","epss":0.00196,"epssPercentile":0.09324,"slug":"CVE-2026-123994","body":"## Overview\n\nHisense VIDAA Smart TV firmware V0000.01.00a.P0220 contains an unauthenticated access vulnerability in the DIAL (Discovery and Launch) service on TCP port 56789, which accepts control requests from any LAN-adjacent device without authentication, pairing, or user notification. Attackers can query running application states, enumerate installed applications via HTTP response codes, terminate active sessions with a DELETE request, and launch applications or bypass YouTube's Origin check by spoofing the Origin header to disclose viewing activity and subscriptions or disrupt device functionality.\n\n## Affected\n\n- `VIDAA 0000.01.00a.P0220`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":35,"depthScoreParts":{"impact":34.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}