CVE-2026-21218
.NET Spoofing Vulnerability
Summary
.NET Spoofing Vulnerability
Original description
The description as published by the source.
Improper handling of missing special element in .NET allows an unauthorized attacker to perform spoofing over a network.
Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV
Affected packages
Bitnami
dotnet
[{"type":"SEMVER","events":[{"introduced":"8.0.0"},{"fixed":"8.0.24"},{"introduced":"9.0.0"},{"fixed":"9.0.13"},{"introduced":"10.0.0"},{"fixed":"10.0.3"}]}]
Bitnami
dotnet-sdk
[{"type":"SEMVER","events":[{"introduced":"8.0.0"},{"fixed":"8.0.24"},{"introduced":"9.0.0"},{"fixed":"9.0.13"},{"introduced":"10.0.0"},{"fixed":"10.0.3"}]}]
References
- advisory msrc.microsoft.com
- web nvd.nist.gov