seedefender (NuGet) · Malicious Code
Affects seedefenderSource GCVE Database
Malicious package : remove seedefender and rotate any secrets on hosts that installed it.
Data as of 20 Jul 2026, 19:55 UTC
Malicious package
Published to NuGet · OSV MAL-2025-2923
What to do
Remove seedefender 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 |
|---|---|---|
NuGetseedefenderpkg:nuget/seedefenderOther threats | Affected
| Fixed in– |
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Description
The seedefender NuGet package versions 1.0.0, 1.0.1, and 1.0.2 contain malicious code. This is identified as a malicious package threat rather than a traditional vulnerability. There is no CVSS score or detailed technical exploit information available. No known exploits in the wild have been reported. No patch or remediation guidance is provided in the available data.