{"id":"CVE-2026-112360","aliases":["EUVD-2026-104647","GHSA-4wqx-c3pj-5r3f"],"status":"published","title":"Netis EAP930 CGI Endpoint debug return200 backdoor","description":"A security vulnerability has been detected in Netis EAP930 1.250905.115454. This issue affects the function return200 of the file /cgi-bin/debug of the component CGI Endpoint. The manipulation of the argument SIGNATURE leads to backdoor. The attack may be initiated remotely. A high degree of complexity is needed for the attack. The exploitability is assessed as difficult. The vendor was contacted early about this disclosure but did not respond in any way.","severity":{"version":"4.0","score":8.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00484,"percentile":0.42208,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-912"],"published":"2026-10-19T21:30:19Z","modified":"2026-10-20T19:27:34Z","products":[{"vendor":"netis","product":"eap930"}],"references":[{"url":"https://vuldb.com/vuln/422394","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/422394/cti","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-112360","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/990050","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112360"},{"url":"https://github.com/advisories/GHSA-4wqx-c3pj-5r3f"}],"sources":{"cve":[{"id":"CVE-2026-112360","title":"Netis EAP930 CGI Endpoint debug return200 backdoor","description":"A security vulnerability has been detected in Netis EAP930 1.250905.115454. This issue affects the function return200 of the file /cgi-bin/debug of the component CGI Endpoint. The manipulation of the argument SIGNATURE leads to backdoor. The attack may be initiated remotely. A high degree of complexity is needed for the attack. The exploitability is assessed as difficult. The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2026-10-19T21:30:19.739Z","modified":"2026-10-20T16:09:08.32Z","cvss":[{"version":"4.0","score":8.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","level":"high","assessor":"cna"},{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","level":"high","assessor":"cna"},{"version":"3.0","score":8,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","level":"high","assessor":"cna"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:H/Au:M/C:C/I:C/A:C/E:POC/RL:ND/RC:UR","assessor":"cna"}],"cwes":["CWE-912"],"updated_at":"2026-11-02T13:44:51.734189Z"}],"euvd":[{"id":"EUVD-2026-104647","description":"A security vulnerability has been detected in Netis EAP930 1.250905.115454. This issue affects the function return200 of the file /cgi-bin/debug of the component CGI Endpoint. The manipulation of the argument SIGNATURE leads to backdoor. The attack may be initiated remotely. A high degree of complexity is needed for the attack. The exploitability is assessed as difficult. The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2026-10-19T21:30:19Z","modified":"2026-10-20T16:09:08Z","cvss":[{"version":"4.0","score":8.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","level":"high"}],"updated_at":"2026-11-02T16:59:43.600473Z"}],"ghsa":[{"id":"GHSA-4wqx-c3pj-5r3f","title":"A security vulnerability has been detected in Netis EAP930 1.250905.115454. This issue affects...","description":"A security vulnerability has been detected in Netis EAP930 1.250905.115454. This issue affects the function return200 of the file /cgi-bin/debug of the component CGI Endpoint. The manipulation of the argument SIGNATURE leads to backdoor. The attack may be initiated remotely. A high degree of complexity is needed for the attack. The exploitability is assessed as difficult. The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2026-10-20T00:31:57Z","modified":"2026-10-20T00:32:03Z","cvss":[{"version":"4.0","score":7.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-912"],"updated_at":"2026-11-02T15:14:02.928159Z"}],"nvd":[{"id":"CVE-2026-112360","description":"A security vulnerability has been detected in Netis EAP930 1.250905.115454. This issue affects the function return200 of the file /cgi-bin/debug of the component CGI Endpoint. The manipulation of the argument SIGNATURE leads to backdoor. The attack may be initiated remotely. A high degree of complexity is needed for the attack. The exploitability is assessed as difficult. The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2026-10-19T22:17:06.217Z","modified":"2026-10-20T19:27:34.43Z","cvss":[{"version":"4.0","score":7.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:H/Au:M/C:C/I:C/A:C","level":"medium","assessor":"secondary"}],"cwes":["CWE-912"],"updated_at":"2026-11-02T14:13:00.83844Z"}]}}