{"id":"CVE-2026-109469","aliases":["EUVD-2026-118542","GHSA-5jpr-32cg-x42x"],"status":"published","title":"Entra Device Registration Elevation of Privilege Vulnerability","description":"Authorization bypass through user-controlled key in Entra Device Registration allows an unauthorized attacker to elevate privileges over a network.","severity":{"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/E:U/RL:O/RC:C","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00668,"percentile":0.52413,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-11-06T23:06:41Z","modified":"2026-11-11T01:45:14Z","products":[{"vendor":"microsoft","product":"entra device registration"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-109469","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-109469"},{"url":"https://github.com/advisories/GHSA-5jpr-32cg-x42x"}],"sources":{"cve":[{"id":"CVE-2026-109469","title":"Entra Device Registration Elevation of Privilege Vulnerability","description":"Authorization bypass through user-controlled key in Entra Device Registration allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-06T23:06:41.546Z","modified":"2026-11-12T15:46:46.072Z","cvss":[{"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/E:U/RL:O/RC:C","level":"critical","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-07T01:01:55.125997Z"}],"euvd":[{"id":"EUVD-2026-118542","description":"Authorization bypass through user-controlled key in Entra Device Registration allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-06T23:06:41Z","modified":"2026-11-12T15:46:46Z","cvss":[{"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/E:U/RL:O/RC:C","level":"critical"}],"updated_at":"2026-11-11T03:26:18.628495Z"}],"ghsa":[{"id":"GHSA-5jpr-32cg-x42x","title":"Authorization bypass through user-controlled key in Entra Device Registration allows an...","description":"Authorization bypass through user-controlled key in Entra Device Registration allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-07T00:31:24Z","modified":"2026-11-07T00:31:30Z","cvss":[{"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":"2026-11-07T00:35:05.949844Z"}],"nvd":[{"id":"CVE-2026-109469","description":"Authorization bypass through user-controlled key in Entra Device Registration allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-06T23:17:20.557Z","modified":"2026-11-11T02:17:07.633Z","cvss":[{"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":"2026-11-11T07:23:50.259917Z"}]}}