VDB
GCVE-110-OSM-2026-286
GCVE-110-OSM-2026-286
Advisory PublishedCVSS 9.6/10
Malicious Oracle Cloud Infrastructure service manager proxy SDK. Supply chain attack targeting service management with MSBuild-based code execution.
Exploits NuGet's MSBuild integration by placing malicious code in .targets files as inline tasks. When projects build, MSBuild automatically imports and executes these tasks, downloading .NET executables from throwaway GitHub repositories with embedded obfuscated command-line payloads.
Weaknesses (CWE)
CWE-506Embedded Malicious Code
Risk Scores
CVSS 3.1
9.6/10
Critical · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| unknown | OtpCsharp | all (affected) | — |
| unknown | OCI.DotNetSDK.Servicemanager.proxy | all (affected) | — |
| unknown | Portable.Xaml.Net | all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected) | — |
| unknown | NotifyIcons | all (affected), all (affected), all (affected), all (affected), all (affected), all (affected) | — |
References
Malicious nuget package: NotifyIcons
advisory
Malicious nuget package: OtpCsharp
advisory
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