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7.8High

CVE-2026-45490.NET SDK Elevation of Privilege Vulnerability

Microsoft .NET 10.0; Microsoft .NET 8.0; Microsoft .NET 9.0; Red Hat Red Hat Enterprise Linux 10 Published: (5 months ago)

Description

Improper authorization in .NET allows an authorized attacker to elevate privileges locally.

Weakness (CWE): CWE-285CWE-266CWE-863

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
microsoft .net 10.0.0 – < 10.0.9
Microsoft .NET 10.0 10.0.0 – < 10.0.9
Microsoft .NET 8.0 8.0.0 – < 8.0.28
Microsoft .NET 9.0 9.0.0 – < 9.0.17
Red Hat Red Hat Enterprise Linux 10 —
Red Hat Red Hat Enterprise Linux 8 —
Red Hat Red Hat Enterprise Linux 9 —
Red Hat Red Hat Hardened Images —

References and patches

CPE matches (NVD) (3)
  • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 8.0.0 < 8.0.28
  • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 9.0.0 < 9.0.17
  • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 10.0.0 < 10.0.9

Recent CVEs in the same product — .NET

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Visual Studio Remote Code Execution Vulnerability

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Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.

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CVE-2026-114159

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Microsoft .NET 10.0 installed on Windows; Microsoft .NET 11.0 installed on Windows; Microsoft .NET 8.0 installed on Windows; Microsoft .NET 9.0 installed on Windows

Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.