{"api_version":"1","generated_at":"2026-10-21T22:07:53+00:00","cve":"CVE-2026-96252","urls":{"html":"https://cve.report/CVE-2026-96252","api":"https://cve.report/api/cve/CVE-2026-96252.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-96252","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-96252"},"summary":{"title":"Active Directory Federation Services (AD FS) Spoofing Vulnerability","description":"Improper verification of cryptographic signature in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.","state":"PUBLISHED","assigner":"microsoft","published_at":"2026-10-13 19:21:51","updated_at":"2026-10-20 00:33:29"},"problem_types":["CWE-347","CWE-347 CWE-347: Improper Verification of Cryptographic Signature"],"metrics":[{"version":"3.1","source":"secure@microsoft.com","type":"Secondary","score":"9.1","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","baseScore":9.1,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"9.1","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C","data":{"baseScore":9.1,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C","version":"3.1"}}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96252","name":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96252","refsource":"secure@microsoft.com","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-96252","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-96252","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Microsoft","product":"Windows 10 Version 1607","version":"affected 10.0.14393.0 10.0.14393.9612 custom","platforms":["32-bit Systems","x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows 10 Version 1809","version":"affected 10.0.17763.0 10.0.17763.9376 custom","platforms":["32-bit Systems","x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2012","version":"affected 6.2.9200.0 6.2.9200.26434 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2012 (Server Core installation)","version":"affected 6.2.9200.0 6.2.9200.26434 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2012 R2","version":"affected 6.3.9600.0 6.3.9600.23470 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2012 R2 (Server Core installation)","version":"affected 6.3.9600.0 6.3.9600.23470 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2016","version":"affected 10.0.14393.0 10.0.14393.9612 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2016 (Server Core installation)","version":"affected 10.0.14393.0 10.0.14393.9612 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2019","version":"affected 10.0.17763.0 10.0.17763.9376 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2019 (Server Core installation)","version":"affected 10.0.17763.0 10.0.17763.9376 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2022","version":"affected 10.0.20348.0 10.0.20348.5761 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2025","version":"affected 10.0.26100.0 10.0.26100.33650 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2025 (Server Core installation)","version":"affected 10.0.26100.0 10.0.26100.33650 custom","platforms":["x64-based Systems"]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"96252","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_1607","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"96252","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_1607","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x86","cpe13":"*"},{"cve_year":"2026","cve_id":"96252","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_1809","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"96252","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_1809","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x86","cpe13":"*"},{"cve_year":"2026","cve_id":"96252","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2012","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"96252","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2012","cpe6":"r2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"96252","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2016","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"96252","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2019","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"96252","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2022","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"96252","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2025","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"96252","cve":"CVE-2026-96252","epss":"0.004690000","percentile":"0.393230000","score_date":"2026-10-20","updated_at":"2026-10-21 00:14:28"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-96252","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-10-08T00:00:00+00:00","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-10-14T03:56:53.870Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"platforms":["32-bit Systems","x64-based Systems"],"product":"Windows 10 Version 1607","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9612","status":"affected","version":"10.0.14393.0","versionType":"custom"}]},{"platforms":["32-bit Systems","x64-based Systems"],"product":"Windows 10 Version 1809","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9376","status":"affected","version":"10.0.17763.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2012","vendor":"Microsoft","versions":[{"lessThan":"6.2.9200.26434","status":"affected","version":"6.2.9200.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2012 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"6.2.9200.26434","status":"affected","version":"6.2.9200.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2012 R2","vendor":"Microsoft","versions":[{"lessThan":"6.3.9600.23470","status":"affected","version":"6.3.9600.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2012 R2 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"6.3.9600.23470","status":"affected","version":"6.3.9600.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2016","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9612","status":"affected","version":"10.0.14393.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2016 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9612","status":"affected","version":"10.0.14393.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2019","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9376","status":"affected","version":"10.0.17763.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2019 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9376","status":"affected","version":"10.0.17763.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2022","vendor":"Microsoft","versions":[{"lessThan":"10.0.20348.5761","status":"affected","version":"10.0.20348.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2025","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.33650","status":"affected","version":"10.0.26100.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2025 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.33650","status":"affected","version":"10.0.26100.0","versionType":"custom"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*","versionEndExcluding":"6.2.9200.26434","versionStartIncluding":"6.2.9200.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*","versionEndExcluding":"6.2.9200.26434","versionStartIncluding":"6.2.9200.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*","versionEndExcluding":"6.3.9600.23470","versionStartIncluding":"6.3.9600.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*","versionEndExcluding":"6.3.9600.23470","versionStartIncluding":"6.3.9600.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.14393.9612","versionStartIncluding":"10.0.14393.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.14393.9612","versionStartIncluding":"10.0.14393.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.17763.9376","versionStartIncluding":"10.0.17763.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.17763.9376","versionStartIncluding":"10.0.17763.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.20348.5761","versionStartIncluding":"10.0.20348.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.26100.33650","versionStartIncluding":"10.0.26100.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.26100.33650","versionStartIncluding":"10.0.26100.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.14393.9612","versionStartIncluding":"10.0.14393.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.17763.9376","versionStartIncluding":"10.0.17763.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"datePublic":"2026-10-13T14:00:00.000Z","descriptions":[{"lang":"en-US","value":"Improper verification of cryptographic signature in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network."}],"metrics":[{"cvssV3_1":{"baseScore":9.1,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-347","description":"CWE-347: Improper Verification of Cryptographic Signature","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-10-19T23:51:34.403Z","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft"},"references":[{"name":"Active Directory Federation Services (AD FS) Spoofing Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96252"}],"title":"Active Directory Federation Services (AD FS) Spoofing Vulnerability"}},"cveMetadata":{"assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","assignerShortName":"microsoft","cveId":"CVE-2026-96252","datePublished":"2026-10-13T19:01:17.411Z","dateReserved":"2026-09-22T19:05:22.815Z","dateUpdated":"2026-10-19T23:51:34.403Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-13 19:21:51","lastModifiedDate":"2026-10-20 00:33:29","problem_types":["CWE-347","CWE-347 CWE-347: Improper Verification of Cryptographic Signature"],"metrics":{"cvssMetricV31":[{"source":"secure@microsoft.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","baseScore":9.1,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":5.2}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-08T00:00:00+00:00","id":"CVE-2026-96252","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.14393.9612","matchCriteriaId":"1F4158F1-A617-466F-BBC1-B4272D5A2E45"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.14393.9612","matchCriteriaId":"AE808C08-3E9C-49D4-A3B5-0E3EC438543A"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.17763.9376","matchCriteriaId":"15BDFD52-C4C7-440A-B97C-D7637E77AFAC"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.17763.9376","matchCriteriaId":"A1A74FEC-9922-4060-A2C0-06080FB4DDA8"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*","matchCriteriaId":"A7DF96F8-BA6A-4780-9CA3-F719B3F81074"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*","matchCriteriaId":"DB18C4CE-5917-401E-ACF7-2747084FD36E"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.14393.9612","matchCriteriaId":"D2A98BDA-8301-431C-BD7D-27C318AF2397"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.17763.9376","matchCriteriaId":"D8CE3341-8771-4A25-9BF6-2A280D9C536C"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.20348.5761","matchCriteriaId":"A98E694F-9390-488A-A7FB-3E7BF7E988F8"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.26100.33650","matchCriteriaId":"D95E80FE-F34C-4805-9A66-75D090E65BBB"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"96252","Ordinal":"1","Title":"Active Directory Federation Services (AD FS) Spoofing Vulnerabil","CVE":"CVE-2026-96252","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"96252","Ordinal":"1","NoteData":"Improper verification of cryptographic signature in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.","Type":"Description","Title":"Active Directory Federation Services (AD FS) Spoofing Vulnerabil"}]}}}