Stl.Fusion.Ext.Contracts.Net (NuGet) · Malicious Code
Affects Stl.Fusion.Ext.Contracts.NetSource GCVE Database
Malicious package : remove Stl.Fusion.Ext.Contracts.Net and rotate any secrets on hosts that installed it.
Data as of 20 Jul 2026, 20:03 UTC
Malicious package
Published to NuGet · OSV MAL-2024-4657
What to do
Remove Stl.Fusion.Ext.Contracts.Net from every project, lockfile and image that pulls it in. Treat any host that installed it as compromised: rotate the credentials, tokens and keys it could read, from a clean machine.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
NuGetStl.Fusion.Ext.Contracts.Netpkg:nuget/Stl.Fusion.Ext.Contracts.NetOther threats | Affected
| Fixed in– |
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Description
The NuGet package Stl.Fusion.Ext.Contracts.Net versions 6.5.8 and 6.5.9 have been identified as containing malicious code. This is based on a report from the OpenSSF malicious packages database. There is no CVSS score or detailed technical exploit information available. No known exploits in the wild have been reported at this time.