VDB
GCVE-VVD-OSM-2026-300
GCVE-VVD-OSM-2026-300
Advisory PublishedCVSS 9.6/10
Malicious Oracle Cloud Infrastructure APM configuration SDK. Supply chain attack targeting application performance monitoring 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 | org.mvnpm:posthog-node | 4.18.1 (affected), 4.18.1 (affected), 4.18.1 (affected), 4.18.1 (affected), 4.18.1 (affected), 4.18.1 (affected) | — |
| unknown | OCI.DotNetSDK.Apm.config | all (affected) | — |
| unknown | Fluentmail.Smtp | all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected), all (affected) | — |
| unknown | org.fasterxml.jackson.core:jackson-databind | all (affected) | — |
References
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