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MalwarePublished Updated

Winforms (NuGet) · Malicious Code

Affects WinformsSource GCVE Database

0

Malicious package : remove Winforms and rotate any secrets on hosts that installed it.

Data as of 20 Jul 2026, 19:59 UTC

Classification

Malicious package

Published to NuGet · OSV MAL-2024-4696

What to do

Remove Winforms 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

ProductAffectedFixed in
NuGetWinformspkg:nuget/WinformsOther threatsAffected
  • =1.0.23
  • =1.0.17
  • =1.0.43
  • =1.0.25
  • =1.0.37
  • =1.0.29
  • =1.0.3
  • =1.0.33
  • =1.0.38
  • =1.0.30
  • =1.0.34
  • =1.0.15
  • =1.0.24
  • =1.0.20
  • =1.0.5
  • =1.0.44
  • =1.0.2
  • =1.0.16
  • =1.0.18
  • =3.56.7
  • =1.0.8
  • =1.0.22
  • =1.0.28
  • =1.0.27
  • =1.0.35
  • =1.0.12
  • =1.0.21
  • =1.0.40
  • =1.0.36
  • =1.0.10
  • =1.0.26
  • =1.0.42
  • =3.56.6
  • =1.0.19
  • =1.0.32
  • =1.0.7
  • =1.0.41
  • =1.0.31
  • =1.0.39
  • =1.0.4
  • =1.0.1
  • =1.0.6
  • =1.0.9
  • =1.0.11
  • =1.0.13
  • =1.0.14
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

This threat involves malicious code found in multiple specific versions of the Winforms package distributed via NuGet. The package contains intentionally harmful code that could compromise systems using these versions. There is no CVSS score or detailed technical exploitation information available.

References

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