CVE-2026-45591

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"https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_eus:9.6"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.6 Extended Update Support", "versions": [{"status": "unaffected", "version": "0:8.0.128-1.el9_6", "lessThan": "*", "versionType": "rpm"}], "packageName": "dotnet8.0", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_eus:9.6"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.6 Extended Update Support", "versions": [{"status": "unaffected", "version": "0:9.0.118-1.el9_6", "lessThan": "*", "versionType": "rpm"}], "packageName": "dotnet9.0", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:hummingbird:1"], "vendor": "Red Hat", "product": "Red Hat Hardened Images", "versions": [{"status": "unaffected", "version": "9.0.117-1.hum1", "lessThan": "*", "versionType": "rpm"}], "packageName": "dotnet9-0-main", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:hummingbird:1"], "vendor": "Red Hat", "product": "Red Hat Hardened Images", "versions": [{"status": "unaffected", "version": "10.0.109-1.hum1", "lessThan": "*", "versionType": "rpm"}], "packageName": "dotnet10-0-main", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:hummingbird:1"], "vendor": "Red Hat", "product": "Red Hat Hardened Images", "versions": [{"status": "unaffected", "version": "8.0.128-1.hum1", "lessThan": "*", "versionType": "rpm"}], "packageName": "dotnet8-0-main", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}]}], "published": "2026-06-09T17:17:26.933", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45591", "tags": ["Vendor Advisory"], "source": "secure@microsoft.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:17527", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:25110", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:25111", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:25112", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:25113", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:25114", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:25115", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:25220", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:25221", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:25222", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:26638", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:26994", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:28007", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:28009", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:28011", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:28051", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:28227", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/security/cve/CVE-2026-45591", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2487224", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45591.json", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-400"}]}, {"type": "Secondary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"type": "Secondary", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "description": [{"lang": "en", "value": "CWE-770"}]}], "descriptions": [{"lang": "en", "value": "Uncontrolled resource consumption in ASP.NET Core allows an unauthorized attacker to deny service over a network."}, {"lang": "es", "value": "Consumo descontrolado de recursos en ASP.NET Core permite a un atacante no autorizado denegar el servicio a trav\u00e9s de una red."}], "lastModified": "2026-07-23T08:10:00.137", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:asp.net_core:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2E71C9A3-61A7-4494-B55A-6A420C236CA0", "versionEndExcluding": "8.0.28", "versionStartIncluding": "8.0.0"}, {"criteria": "cpe:2.3:a:microsoft:asp.net_core:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EA6B14D5-DA50-4679-A734-A427DA977254", "versionEndExcluding": "9.0.17", "versionStartIncluding": "9.0.0"}, {"criteria": "cpe:2.3:a:microsoft:asp.net_core:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7593F5CA-BDB0-46EC-A91F-082098558AD3", "versionEndExcluding": "10.0.9", "versionStartIncluding": "10.0.0"}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": 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