{"id":"CVE-2026-45642","aliases":["EUVD-2026-35689","GHSA-6xx7-8vwc-676h"],"status":"published","title":"Microsoft Azure Attestation service and Device Health Attestation Service Spoofing Vulnerability","description":"Improper input validation in Microsoft Azure Attestation service and Device Health Attestation Service allows an authorized attacker to perform spoofing with a physical attack.","severity":{"version":"3.1","score":3.9,"vector":"CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00319,"percentile":0.25154,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2026-06-09T17:04:52Z","modified":"2026-11-10T23:23:49Z","products":[{"vendor":"microsoft","product":"windows 10 version 1607"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 10 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 23h2"},{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows 11 version 25h2"},{"vendor":"microsoft","product":"windows 11 version 26h1"},{"vendor":"microsoft","product":"windows server 2012"},{"vendor":"microsoft","product":"windows server 2012 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012 r2"},{"vendor":"microsoft","product":"windows server 2012 r2 (server core installation)"},{"vendor":"microsoft","product":"windows server 2016"},{"vendor":"microsoft","product":"windows server 2016 (server core installation)"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 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Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45642"},{"url":"https://github.com/advisories/GHSA-6xx7-8vwc-676h"}],"sources":{"cve":[{"id":"CVE-2026-45642","title":"Microsoft Azure Attestation service and Device Health Attestation Service Spoofing Vulnerability","description":"Improper input validation in Microsoft Azure Attestation service and Device Health Attestation Service allows an authorized attacker to perform spoofing with a physical attack.","status":"published","published":"2026-06-09T17:04:52.299Z","modified":"2026-11-10T23:23:49.184Z","cvss":[{"version":"3.1","score":3.9,"vector":"CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C","level":"low","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-11T00:50:10.062046Z"}],"euvd":[{"id":"EUVD-2026-35689","description":"Improper input validation in Microsoft Azure Attestation service and Device Health Attestation Service allows an authorized attacker to perform spoofing with a physical 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Attestation Service allows an authorized attacker to perform spoofing with a physical attack.","status":"published","published":"2026-06-09T17:17:31.233Z","modified":"2026-07-23T08:10:00.137Z","cvss":[{"version":"3.1","score":3.9,"vector":"CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:12:23.109705Z"}]}}