{"id":"CVE-2025-6916","aliases":["EUVD-2025-19554","GHSA-hqqv-6f9q-x66q"],"status":"published","title":"TOTOLINK T6 formLoginAuth.htm Form_Login missing authentication","description":"A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748_B20211015. This affects the function Form_Login of the file /formLoginAuth.htm. The manipulation of the argument authCode/goURL leads to missing authentication. The attack needs to be initiated within the local network. The exploit has been disclosed to the public and may be used.","severity":{"version":"4.0","score":8.7,"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/E:P","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00888,"percentile":0.59586,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-287","CWE-306"],"published":"2025-06-30T17:02:07Z","modified":"2026-06-17T10:02:51Z","exploits":[{"source":"pocgithub","id":"c0nyy/IoT_vuln","title":"c0nyy/IoT_vuln","date":"2024-10-31","url":"https://github.com/c0nyy/IoT_vuln"}],"products":[{"vendor":"totolink","product":"t6"},{"vendor":"totolink","product":"t6_firmware"}],"references":[{"url":"https://vuldb.com/?id.314409","tags":["vdb-entry","technical-description","Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/?ctiid.314409","tags":["signature","permissions-required","Permissions Required","Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/?submit.605101","tags":["third-party-advisory","Third Party Advisory","VDB Entry"]},{"url":"https://github.com/c0nyy/IoT_vuln/blob/main/TOTOLINK%20T6%20Vuln.md","tags":["exploit","Exploit","Third Party Advisory"]},{"url":"https://www.totolink.net/","tags":["product","Product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-6916"},{"url":"https://www.totolink.net"},{"url":"https://github.com/advisories/GHSA-hqqv-6f9q-x66q"}],"sources":{"cve":[{"id":"CVE-2025-6916","title":"TOTOLINK T6 formLoginAuth.htm Form_Login missing authentication","description":"A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748_B20211015. This affects the function Form_Login of the file /formLoginAuth.htm. The manipulation of the argument authCode/goURL leads to missing authentication. The attack needs to be initiated within the local network. The exploit has been disclosed to the public and may be used.","status":"published","published":"2025-06-30T17:02:07.995Z","modified":"2025-06-30T20:47:24.541Z","cvss":[{"version":"4.0","score":8.7,"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/E:P","level":"high","assessor":"cna"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:W/RC:R","level":"high","assessor":"cna"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:W/RC:R","level":"high","assessor":"cna"},{"version":"2.0","score":8.3,"vector":"AV:A/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:W/RC:UR","assessor":"cna"}],"cwes":["CWE-306","CWE-287"],"updated_at":"2026-11-02T14:32:40.419293Z"}],"euvd":[{"id":"EUVD-2025-19554","description":"A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748_B20211015. This affects the function Form_Login of the file /formLoginAuth.htm. The manipulation of the argument authCode/goURL leads to missing authentication. The attack needs to be initiated within the local network. The exploit has been disclosed to the public and may be used.","status":"published","published":"2025-06-30T17:02:07Z","modified":"2025-06-30T20:47:24Z","cvss":[{"version":"4.0","score":8.7,"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/E:P","level":"high"}],"updated_at":"2026-11-02T20:32:15.30157Z"}],"ghsa":[{"id":"GHSA-hqqv-6f9q-x66q","title":"A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748_B20211015...","description":"A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748_B20211015. This affects the function Form_Login of the file /formLoginAuth.htm. The manipulation of the argument authCode/goURL leads to missing authentication. The attack needs to be initiated within the local network. The exploit has been disclosed to the public and may be used.","status":"published","published":"2025-06-30T18:31:51Z","modified":"2025-06-30T18:31:57Z","cvss":[{"version":"4.0","score":7.4,"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/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:02:52.182291Z"}],"nvd":[{"id":"CVE-2025-6916","description":"A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748_B20211015. This affects the function Form_Login of the file /formLoginAuth.htm. The manipulation of the argument authCode/goURL leads to missing authentication. The attack needs to be initiated within the local network. The exploit has been disclosed to the public and may be used.","status":"published","published":"2025-06-30T17:15:34.593Z","modified":"2026-06-17T10:02:51.93Z","cvss":[{"version":"4.0","score":7.4,"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/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":8.3,"vector":"AV:A/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"secondary"}],"cwes":["CWE-287","CWE-306"],"updated_at":"2026-11-02T14:11:15.754475Z"}]}}