VDB
CVE-2026-45490
CVE-2026-45490
PUBLISHED
CVSS 7.8 HIGH
Reported by microsoft · Published June 9, 2026
Improper authorization in .NET allows an authorized attacker to elevate privileges locally.
Risk Scores
CVSS v3.1
7.8
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
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | .NET 10.0 | 10.0.0 |
| Microsoft | .NET 8.0 | 8.0.0 |
| Microsoft | .NET 9.0 | 9.0.0 |
| Microsoft | .NET 10.0 | 10.0.0, 10.0.0 |
| alpine | dotnet8-runtime | 0 |
| microsoft | .net | 8.0.0, 10.0.0, 9.0.0 |
| Microsoft | .NET 9.0 | 9.0.0, 9.0.0 |
| alpine | dotnet10-runtime | 0, 0, 0 |
| alpine | dotnet9-runtime | 0, 0, 0 |
| Microsoft | .NET 8.0 | 8.0.0, 8.0.0 |
Timeline
- Jun 9, 2026 CVE Published
- Jun 10, 2026 Coalition ESS Score
- Jun 10, 2026 Security Advisory
- Jun 10, 2026 CVE Updated
- Jun 12, 2026 Security Advisory
References
- .NET SDK Elevation of Privilege Vulnerability vendor-advisorypatch