{"id":"CVE-2026-45646","aliases":["EUVD-2026-43795","GHSA-x6c8-x7c4-fpqr"],"status":"published","title":"OData for ASP.NET and ASP.NET Core Denial of Service Vulnerability","description":"Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.","severity":{"version":"3.1","score":7.5,"vector":"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01174,"percentile":0.67939,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-770"],"published":"2026-07-14T17:05:47Z","modified":"2026-11-10T22:36:25Z","products":[{"vendor":"microsoft","product":"asp.net_core_odata"},{"vendor":"microsoft","product":"aspnet.odata"},{"vendor":"microsoft","product":"aspnetcore.odata"},{"vendor":"microsoft","product":"odata_web_api"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45646","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45646"},{"url":"https://github.com/advisories/GHSA-x6c8-x7c4-fpqr"}],"sources":{"cve":[{"id":"CVE-2026-45646","title":"OData for ASP.NET and ASP.NET Core Denial of Service Vulnerability","description":"Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-07-14T17:05:47.249Z","modified":"2026-11-10T22:36:25.486Z","cvss":[{"version":"3.1","score":7.5,"vector":"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","level":"high","assessor":"cna"}],"cwes":["CWE-770"],"updated_at":"2026-11-10T23:49:29.024872Z"}],"euvd":[{"id":"EUVD-2026-43795","description":"Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-07-14T17:05:47Z","modified":"2026-11-10T22:36:25Z","cvss":[{"version":"3.1","score":7.5,"vector":"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","level":"high"}],"updated_at":"2026-11-11T00:24:48.910061Z"}],"ghsa":[{"id":"GHSA-x6c8-x7c4-fpqr","title":"Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized...","description":"Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-07-14T18:31:59Z","modified":"2026-07-14T18:32:06Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T15:09:28.277582Z"}],"nvd":[{"id":"CVE-2026-45646","description":"Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-07-14T17:16:49.253Z","modified":"2026-07-16T17:26:26.673Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:12:29.114188Z"}]}}