{"id":"CVE-2026-47300","revision":"c9fdbf6034d74e339f5bb3c0f12b29e5","records":[{"revision":"c9fdbf6034d74e339f5bb3c0f12b29e5","observedAt":"2026-10-29T13:12:42.827+00:00","statement":{"source":"nvd","id":"CVE-2026-47300","aliases":[],"title":"Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network.","description":"Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network.","state":0,"publishedAt":"2026-07-14T19:17:08.303+00:00","modifiedAt":"2026-10-28T20:17:27.937+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · secure@microsoft.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47300"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-47300","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-303"],"productCriteria":["cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*","cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*","cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*","cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*","cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2026-07-14T19:17:08.303","lastModified":"2026-10-28T20:17:27.937"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-47300","identifiers":["CVE-2026-47300"]},"retained":false,"historicalAffected":[]}],"coverage":[]}