{"id":"CVE-2026-45490","aliases":["BIT-dotnet-2026-45490","BIT-dotnet-sdk-2026-45490"],"url":"https://o3.security/vulnerability/CVE-2026-45490","summary":null,"details":"Improper authorization in .NET allows an authorized attacker to elevate privileges locally.","published":"2026-06-09T17:17:25.447Z","modified":"2026-07-26T03:40:49.149984Z","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-2026-45490"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45490.json"},{"type":"ADVISORY","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45490"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2487184"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-26T03:40:49.149984Z"}}