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resolvedcritical

Malicious code in Wpf.UI.WinForms (NuGet)

Malicious code was discovered in the Wpf.UI.WinForms NuGet package. The incident was identified and reported by the OpenSSF malicious packages project.

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Disclosed
Last updated
Blast radius
Unknown; depends on adoption of affected versions
Ecosystems
NuGet
Attack vectors
Compromised package
Affected entities
  • Wpf.UI.WinFormsNuGet package

A malicious code injection was detected in the Wpf.UI.WinForms package distributed via NuGet. The vulnerability was identified and cataloged by the OpenSSF's malicious packages initiative, which maintains a public repository of known malicious software supply chain incidents.\n\nThe package was flagged with critical severity, indicating potential for significant impact to downstream consumers. The incident has been documented in the GitHub Advisory Database (GHSA-7xx2-hxgc-3xrr) and cross-referenced in the OpenSSF malicious packages repository (MAL-2024-4698).\n\nNo specific technical details regarding the nature of the malicious code, affected versions, or remediation timeline are provided in the source material.

Indicators of compromise

Packages
  • Wpf.UI.WinForms

Remediation

  • Remove or uninstall the Wpf.UI.WinForms package from affected projects
  • Review project dependencies and update to a clean version if available
  • Audit systems that may have executed code from this package for signs of compromise
  • Monitor NuGet package advisories for updates on this incident

Sources

  1. GitHub Advisory GHSA-7xx2-hxgc-3xrr · GitHub Advisory Database

Cite this entry

"Malicious code in Wpf.UI.WinForms (NuGet)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 20, 2026; last updated July 20, 2026. https://supplychainattack.org/incident/malicious-code-in-wpf-ui-winforms-nuget-wovmwr

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