{"cve":"CVE-2026-45490","nvd":{"published":"2026-06-09T17:17:25.447","modified":"2026-07-23T08:10:00.137","status":"Modified","description":"Improper authorization in .NET allows an authorized attacker to elevate privileges locally.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-285","CWE-863","CWE-266"],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45490","https://access.redhat.com/security/cve/CVE-2026-45490","https://bugzilla.redhat.com/show_bug.cgi?id=2487184","https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45490.json"],"products":["microsoft:.net"],"source":"nvd","synced_at":"2026-10-19T22:38:48.522727527+00:00"},"epss":{"cve":"CVE-2026-45490","score":0.00384,"percentile":0.32463,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}