{"id":"CVE-2025-40805","aliases":["EUVD-2026-2362","GHSA-8gqp-3rhh-936h"],"status":"published","title":"Affected devices do not properly enforce user authentication on specific API endpoints. This...","description":"Affected devices do not properly enforce user authentication on specific API endpoints. This could facilitate an unauthenticated remote attacker to circumvent authentication and impersonate a legitimate user. Successful exploitation requires that the attacker has learned the identity of a legitimate user.","severity":{"version":"4.0","score":10,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00653,"percentile":0.51625,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-01-13T09:44:03Z","modified":"2026-06-17T09:22:08Z","products":[{"vendor":"siemens","product":"industrial edge cloud device (iecd)"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.10"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.11"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.12"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.13"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.14"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.15"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.16"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.17"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.18"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.19"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.20"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.21"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.22"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.23"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.24"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.25"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.5"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.6"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.7"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.8"},{"vendor":"siemens","product":"industrial edge device kit - arm64 v1.9"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.10"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.11"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.12"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.13"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.14"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.15"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.16"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.17"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.18"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.19"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.20"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.21"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.22"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.23"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.24"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.25"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.5"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.6"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.7"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.8"},{"vendor":"siemens","product":"industrial edge device kit - x86-64 v1.9"},{"vendor":"siemens","product":"industrial edge own device (ieod)"},{"vendor":"siemens","product":"industrial edge virtual device (ievd)"},{"vendor":"siemens","product":"scalance lpe9413"},{"vendor":"siemens","product":"scalance lpe9433"},{"vendor":"siemens","product":"simatic automation workstation 19\""},{"vendor":"siemens","product":"simatic automation workstation 24\""},{"vendor":"siemens","product":"simatic hmi mtp1000 unified comfort panel"},{"vendor":"siemens","product":"simatic hmi mtp1000 unified comfort panel hygienic"},{"vendor":"siemens","product":"simatic hmi mtp1000 unified comfort panel hygienic neutral design"},{"vendor":"siemens","product":"simatic hmi mtp1000, unified comfort panel neutral"},{"vendor":"siemens","product":"simatic hmi mtp1200 comfort pro for stand (expandable, flange at the bottom)"},{"vendor":"siemens","product":"simatic hmi mtp1200 comfort pro for support arm (expandable, round tube) and extension unit"},{"vendor":"siemens","product":"simatic hmi mtp1200 comfort pro for support arm (not extendable, flange on top)"},{"vendor":"siemens","product":"simatic hmi mtp1200 comfort pro neutral design for stand (expandable, flange at the bottom)"},{"vendor":"siemens","product":"simatic hmi mtp1200 comfort pro neutral design for support arm (expandable, round tube) and extensio"},{"vendor":"siemens","product":"simatic hmi mtp1200 comfort pro neutral design for support arm (not extendable, flange on top)"},{"vendor":"siemens","product":"simatic hmi mtp1200 unified comfort panel"},{"vendor":"siemens","product":"simatic hmi mtp1200 unified comfort panel hygienic"},{"vendor":"siemens","product":"simatic hmi mtp1200 unified comfort panel hygienic neutral design"},{"vendor":"siemens","product":"simatic hmi mtp1200 unified comfort panel neutral design"},{"vendor":"siemens","product":"simatic hmi mtp1500 comfort pro for stand (expandable, flange at the bottom)"},{"vendor":"siemens","product":"simatic hmi mtp1500 comfort pro for support arm (expandable, round tube) and extension unit"},{"vendor":"siemens","product":"simatic hmi mtp1500 comfort pro for support arm (not extendable, flange on top)"},{"vendor":"siemens","product":"simatic hmi mtp1500 comfort pro neutral design for stand (expandable, flange at the bottom)"},{"vendor":"siemens","product":"simatic hmi mtp1500 comfort pro neutral design for support arm (expandable, round tube) and extensio"},{"vendor":"siemens","product":"simatic hmi mtp1500 comfort pro neutral design for support arm (not extendable, flange on top)"},{"vendor":"siemens","product":"simatic hmi mtp1500 unified comfort panel"},{"vendor":"siemens","product":"simatic hmi mtp1500 unified comfort panel hygienic"},{"vendor":"siemens","product":"simatic hmi mtp1500 unified comfort panel hygienic neutral design"},{"vendor":"siemens","product":"simatic hmi mtp1500 unified comfort panel neutral design"},{"vendor":"siemens","product":"simatic hmi mtp1900 comfort pro for stand (expandable, flange at the bottom)"},{"vendor":"siemens","product":"simatic hmi mtp1900 comfort pro for support arm (expandable, round tube) and extension unit"},{"vendor":"siemens","product":"simatic hmi mtp1900 comfort pro for support arm (not extendable, flange on top)"},{"vendor":"siemens","product":"simatic hmi mtp1900 comfort pro neutral design for stand (expandable, flange at the bottom)"},{"vendor":"siemens","product":"simatic hmi mtp1900 comfort pro neutral design for support arm (expandable, round tube) and extensio"},{"vendor":"siemens","product":"simatic hmi mtp1900 comfort pro neutral design for support arm (not extendable, flange on top)"},{"vendor":"siemens","product":"simatic hmi mtp1900 unified comfort panel"},{"vendor":"siemens","product":"simatic hmi mtp1900 unified comfort panel hygienic"},{"vendor":"siemens","product":"simatic hmi mtp1900 unified comfort panel hygienic neutral design"},{"vendor":"siemens","product":"simatic hmi mtp1900 unified comfort panel neutral design"},{"vendor":"siemens","product":"simatic hmi mtp2200 comfort pro for stand (expandable, flange at the bottom)"},{"vendor":"siemens","product":"simatic hmi mtp2200 comfort pro for support arm (expandable, round tube) and extension unit"},{"vendor":"siemens","product":"simatic hmi mtp2200 comfort pro for support arm (not extendable, flange on top)"},{"vendor":"siemens","product":"simatic hmi mtp2200 comfort pro neutral design for stand (expandable, flange at the bottom)"},{"vendor":"siemens","product":"simatic hmi mtp2200 comfort pro neutral design for support arm (expandable, round tube) and extensio"},{"vendor":"siemens","product":"simatic hmi mtp2200 comfort pro neutral design for support arm (not extendable, flange on top)"},{"vendor":"siemens","product":"simatic hmi mtp2200 unified comfort hygienic"},{"vendor":"siemens","product":"simatic hmi mtp2200 unified comfort hygienic neutral design"},{"vendor":"siemens","product":"simatic hmi mtp2200 unified comfort panel"},{"vendor":"siemens","product":"simatic hmi mtp2200 unified comfort panel neutral design"},{"vendor":"siemens","product":"simatic hmi mtp700 unified comfort panel hygienic neutral design"},{"vendor":"siemens","product":"simatic hmi mtp700, unified comfort panel neutral design"},{"vendor":"siemens","product":"simatic hmi mtp700 unified comfort panel"},{"vendor":"siemens","product":"simatic iot2050"},{"vendor":"siemens","product":"simatic ipc bx-39a industrial edge device"},{"vendor":"siemens","product":"simatic ipc bx-59a industrial edge device"},{"vendor":"siemens","product":"simatic ipc127e industrial edge device"},{"vendor":"siemens","product":"simatic ipc227e industrial edge device"},{"vendor":"siemens","product":"simatic ipc227g industrial edge device"},{"vendor":"siemens","product":"simatic ipc427e industrial edge device"},{"vendor":"siemens","product":"simatic ipc847e industrial edge device"},{"vendor":"siemens","product":"siplus hmi mtp1000 unified comfort"},{"vendor":"siemens","product":"siplus hmi mtp1200 unified comfort"},{"vendor":"siemens","product":"siplus hmi mtp700 unified comfort"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-014678.html"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-001536.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-40805"},{"url":"https://github.com/advisories/GHSA-8gqp-3rhh-936h"}],"sources":{"cve":[{"id":"CVE-2025-40805","description":"Affected devices do not properly enforce user authentication on specific API endpoints. This could facilitate an unauthenticated remote attacker to circumvent authentication and impersonate a legitimate user. Successful exploitation requires that the attacker has learned the identity of a legitimate user.","status":"published","published":"2026-01-13T09:44:03.338Z","modified":"2026-05-12T08:20:44.842Z","cvss":[{"version":"4.0","score":10,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","level":"critical","assessor":"cna"},{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:32:34.434755Z"}],"euvd":[{"id":"EUVD-2026-2362","description":"Affected devices do not properly enforce user authentication on specific API endpoints. This could facilitate an unauthenticated remote attacker to circumvent authentication and impersonate a legitimate user. Successful exploitation requires that the attacker has learned the identity of a legitimate user.","status":"published","published":"2026-01-13T09:44:03Z","modified":"2026-05-12T08:20:44Z","cvss":[{"version":"4.0","score":10,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","level":"critical"}],"updated_at":"2026-11-02T19:04:38.653286Z"}],"ghsa":[{"id":"GHSA-8gqp-3rhh-936h","title":"Affected devices do not properly enforce user authentication on specific API endpoints. This...","description":"Affected devices do not properly enforce user authentication on specific API endpoints. This could facilitate an unauthenticated remote attacker to circumvent authentication and impersonate a legitimate user. Successful exploitation requires that the attacker has learned the identity of a legitimate user.","status":"published","published":"2026-01-13T12:31:13Z","modified":"2026-01-13T12:31:48Z","cvss":[{"version":"4.0","score":10,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/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":"critical"},{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:05:34.558577Z"}],"nvd":[{"id":"CVE-2025-40805","description":"Affected devices do not properly enforce user authentication on specific API endpoints. This could facilitate an unauthenticated remote attacker to circumvent authentication and impersonate a legitimate user. Successful exploitation requires that the attacker has learned the identity of a legitimate user.","status":"published","published":"2026-01-13T10:15:58.047Z","modified":"2026-06-17T09:22:08.807Z","cvss":[{"version":"4.0","score":10,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/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":"critical","assessor":"secondary"},{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:11:56.616231Z"}]}}