Stl.Fusion.Ext.Services.Net (NuGet) · Malicious Code
Affects Stl.Fusion.Ext.Services.NetSource GCVE Database
Malicious package : remove Stl.Fusion.Ext.Services.Net and rotate any secrets on hosts that installed it.
Data as of 20 Jul 2026, 20:02 UTC
Malicious package
Published to NuGet · OSV MAL-2024-4658
What to do
Remove Stl.Fusion.Ext.Services.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.Services.Netpkg:nuget/Stl.Fusion.Ext.Services.NetOther threats | Affected
| Fixed in– |
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Description
The NuGet package Stl.Fusion.Ext.Services.Net versions 6.5.8 and 6.5.9 have been identified as containing malicious code. This is a supply chain threat where the package itself is compromised. No CVSS score or detailed technical exploitation information is provided. There is no indication of known exploits in the wild or available patches.