Malicious code in Skylark.Net (NuGet)
Malicious code was discovered in the Skylark.Net NuGet package. The compromise was identified and documented by the OpenSSF malicious packages project.
- Disclosed
- Last updated
- Blast radius
- All users of affected Skylark.Net NuGet package versions
- Ecosystems
- Attack vectors
- Affected entities
- Skylark.NetNuGet package
The Skylark.Net NuGet package contained malicious code, as documented in the OpenSSF malicious packages repository. The incident was published on July 20, 2026, and assigned identifier MAL-2024-4645.\n\nThe malicious package was distributed through the NuGet package manager, potentially affecting all users who installed the compromised versions. The OpenSSF maintains a public record of this incident as part of their malicious packages tracking effort.\n\nNo specific technical details about the malicious payload or affected versions are provided in the source material.
Indicators of compromise
- Packages
- Skylark.Net
Remediation
- Remove or uninstall the Skylark.Net NuGet package from affected projects
- Review project dependencies and audit any code that may have been exposed to the malicious package
- Update to a patched or alternative version if available
- Check for any suspicious activity or unauthorized access in systems where the package was used
Sources
- GitHub Advisory GHSA-593h-45gj-vhmg · GitHub Advisory Database
Cite this entry
"Malicious code in Skylark.Net (NuGet)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 20, 2026; last updated July 20, 2026. https://supplychainattack.org/incident/malicious-code-in-skylark-net-nuget-5e43ig
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