{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-45646", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2026-05-12T20:33:35.156Z", "datePublished": "2026-07-14T17:05:47.249Z", "dateUpdated": "2026-08-14T17:21:15.202Z"}, "containers": {"cna": {"title": "OData for ASP.NET and ASP.NET Core Denial of Service Vulnerability", "datePublic": "2026-07-14T14:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.Asp.Net:*:*:*:*:*:*:*:*", "versionStartIncluding": "7.0.0", "versionEndExcluding": "7.8.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.Asp.NetCore:*:*:*:*:*:*:*:*", "versionStartIncluding": "9.0.0", "versionEndExcluding": "9.5.0[SX1]"}]}]}], "affected": [{"vendor": "Microsoft", "product": "AspNet.OData", "versions": [{"version": "7.0.0", "lessThan": "7.8.0", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "AspNetCore.OData", "versions": [{"version": "9.0.0", "lessThan": "9.5.0[SX1]", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-770: Allocation of Resources Without Limits or Throttling", "lang": "en-US", "type": "CWE", "cweId": "CWE-770"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-08-14T17:21:15.202Z"}, "references": [{"name": "OData for ASP.NET and ASP.NET Core Denial of Service Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45646"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-14T18:12:04.850194Z", "id": "CVE-2026-45646", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-14T18:12:39.971Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-45646", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-14T18:12:04.850194Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-14T18:12:36.645Z"}}], "cna": {"title": "OData for ASP.NET and ASP.NET Core Denial of Service Vulnerability", "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C"}, "scenarios": [{"lang": "en-US", "value": "GENERAL"}]}], "affected": [{"vendor": "Microsoft", "product": "AspNet.OData", "versions": [{"status": "affected", "version": "7.0.0", "lessThan": "7.8.0", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "AspNetCore.OData", "versions": [{"status": "affected", "version": "9.0.0", "lessThan": "9.5.0[SX1]", "versionType": "custom"}]}], "datePublic": "2026-07-14T14:00:00.000Z", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45646", "name": "OData for ASP.NET and ASP.NET Core Denial of Service Vulnerability", "tags": ["vendor-advisory", "patch"]}], "descriptions": [{"lang": "en-US", "value": "Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network."}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "CWE", "cweId": "CWE-770", "description": "CWE-770: Allocation of Resources Without Limits or Throttling"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.Asp.Net:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "7.8.0", "versionStartIncluding": "7.0.0"}, {"criteria": "cpe:2.3:a:microsoft:.Asp.NetCore:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "9.5.0[SX1]", "versionStartIncluding": "9.0.0"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-08-14T16:41:12.161Z"}}}, "cveMetadata": {"cveId": "CVE-2026-45646", "state": "PUBLISHED", "dateUpdated": "2026-08-14T16:41:12.161Z", "dateReserved": "2026-05-12T20:33:35.156Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2026-07-14T17:05:47.249Z", "assignerShortName": "microsoft"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "AspNet.OData", "vendor": "Microsoft", "versions": [{"lessThan": "7.8.0", "status": "affected", "version": "7.0.0", "versionType": "custom"}]}, {"product": "AspNetCore.OData", "vendor": "Microsoft", "versions": [{"lessThan": "9.5.0[SX1]", "status": "affected", "version": "9.0.0", "versionType": "custom"}]}], "source": "[email protected]"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:asp.net_core_odata:*:*:*:*:*:*:*:*", "matchCriteriaId": "4412804A-3954-4FA6-905F-BB813CDEE531", "versionEndExcluding": "9.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:odata_web_api:*:*:*:*:*:*:*:*", "matchCriteriaId": "824DE13E-14D9-424B-912B-D1BF19F57B5D", "versionEndExcluding": "7.8.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network."}], "id": "CVE-2026-45646", "lastModified": "2026-07-16T17:26:26.673", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "[email protected]", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-45646", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-07-14T18:12:04.850194Z", "version": "2.0.3"}}]}, "published": "2026-07-14T17:16:49.253", "references": [{"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45646"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "[email protected]", "type": "Secondary"}]}

{}

{"created": "2026-07-16T06:15:16.275530+00:00", "updated": "2026-07-31T09:15:06.108810+00:00", "vendors": []}