{"id":"CVE-2023-51022","aliases":["EUVD-2023-55749","GHSA-457r-86mp-h5w4"],"status":"published","title":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command...","description":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langFlag’ parameter of the setLanguageCfg interface of the cstecgi .cgi.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0097,"percentile":0.62314,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2023-12-22T00:00:00Z","modified":"2026-06-17T06:40:25Z","products":[{"vendor":"totolink","product":"ex1800t_firmware"}],"references":[{"url":"https://815yang.github.io/2023/12/11/EX1800T/2/3/TOTOlinkEX1800T_V9.1.0cu.2112_B20220316setLanguageCfg-langFlag/","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-51022"},{"url":"https://github.com/advisories/GHSA-457r-86mp-h5w4"}],"sources":{"cve":[{"id":"CVE-2023-51022","description":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langFlag’ parameter of the setLanguageCfg interface of the cstecgi .cgi.","status":"published","published":"2023-12-22T00:00:00Z","modified":"2024-08-02T22:23:44.178Z","updated_at":"2026-11-02T14:35:17.48054Z"}],"euvd":[{"id":"EUVD-2023-55749","description":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langFlag’ parameter of the setLanguageCfg interface of the cstecgi .cgi.","status":"published","published":"2023-12-22T00:00:00Z","modified":"2024-08-02T22:23:44Z","updated_at":"2026-11-03T03:26:07.661682Z"}],"ghsa":[{"id":"GHSA-457r-86mp-h5w4","title":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command...","description":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langFlag’ parameter of the setLanguageCfg interface of the cstecgi .cgi.","status":"published","published":"2023-12-22T21:30:24Z","modified":"2024-01-05T05:05:46Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T14:55:20.27804Z"}],"nvd":[{"id":"CVE-2023-51022","description":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langFlag’ parameter of the setLanguageCfg interface of the cstecgi .cgi.","status":"published","published":"2023-12-22T19:15:09.787Z","modified":"2026-06-17T06:40:25.557Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"updated_at":"2026-11-02T14:08:57.117371Z"}]}}