{"id":"CVE-2026-36610","aliases":["EUVD-2026-34149","GHSA-f7vm-g3rr-mf92"],"status":"published","title":"Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 transmits DDNS credentials over...","description":"Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 transmits DDNS credentials over plaintext HTTP with only Base64 encoding. The firmware contains no TLS implementation, allowing man-in-the-middle interception of DDNS service credentials.","severity":{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.00147,"percentile":0.03933,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-319","CWE-523"],"published":"2026-06-03T00:00:00Z","modified":"2026-07-22T19:10:00Z","references":[{"url":"https://github.com/Tymbark7372/MERCUSYS-AC12G/blob/master/advisories/CVE-2026-36610.md"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-36610"},{"url":"https://github.com/advisories/GHSA-f7vm-g3rr-mf92"}],"sources":{"cve":[{"id":"CVE-2026-36610","description":"Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 transmits DDNS credentials over plaintext HTTP with only Base64 encoding. The firmware contains no TLS implementation, allowing man-in-the-middle interception of DDNS service credentials.","status":"published","published":"2026-06-03T00:00:00Z","modified":"2026-06-03T20:19:58.221Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-319","CWE-523"],"updated_at":"2026-11-02T14:19:55.176387Z"}],"euvd":[{"id":"EUVD-2026-34149","description":"Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 transmits DDNS credentials over plaintext HTTP with only Base64 encoding. The firmware contains no TLS implementation, allowing man-in-the-middle interception of DDNS service credentials.","status":"published","published":"2026-06-03T00:00:00Z","modified":"2026-06-03T20:19:58Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T18:20:53.780241Z"}],"ghsa":[{"id":"GHSA-f7vm-g3rr-mf92","title":"Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 transmits DDNS credentials over...","description":"Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 transmits DDNS credentials over plaintext HTTP with only Base64 encoding. The firmware contains no TLS implementation, allowing man-in-the-middle interception of DDNS service credentials.","status":"published","published":"2026-06-03T18:33:11Z","modified":"2026-06-04T00:31:26Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-319"],"updated_at":"2026-11-02T15:08:32.060893Z"}],"nvd":[{"id":"CVE-2026-36610","description":"Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 transmits DDNS credentials over plaintext HTTP with only Base64 encoding. The firmware contains no TLS implementation, allowing man-in-the-middle interception of DDNS service credentials.","status":"published","published":"2026-06-03T18:16:22.223Z","modified":"2026-07-22T19:10:00.12Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-319","CWE-523"],"updated_at":"2026-11-02T14:12:22.022466Z"}]}}