{"id":"CVE-2026-45490","title":".NET SDK Elevation of Privilege Vulnerability","summary":"Improper authorization in .NET allows an authorized attacker to elevate privileges locally.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-285"],"vendor":"Microsoft","product":".NET 10.0","affected":[".net_10.0 >= 10.0.0 < 10.0.9",".net_8.0 >= 8.0.0 < 8.0.28",".net_9.0 >= 9.0.0 < 9.0.17"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-06-10T03:55:40.740762Z"},"published":"2026-06-09","updated":"2026-09-24","sourceUpdated":"2026-09-24T13:43:45.793Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-45490","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45490","label":".NET SDK Elevation of Privilege Vulnerability"}],"tags":["cve.org"],"epss":0.00384,"epssPercentile":0.32309,"ingestedAt":"2026-09-24T14:44:21.432Z","slug":"CVE-2026-45490","body":"## Overview\n\nImproper authorization in .NET allows an authorized attacker to elevate privileges locally.\n\n## Affected\n\n- `.net_10.0 >= 10.0.0 < 10.0.9`\n- `.net_8.0 >= 8.0.0 < 8.0.28`\n- `.net_9.0 >= 9.0.0 < 9.0.17`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}