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resolvedcritical

Malicious code in wpfuihelpercore (NuGet)

Malicious code was discovered in the wpfuihelpercore NuGet package. The package was identified by the OpenSSF malicious packages project and assigned identifier MAL-2026-2808.

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Disclosed
Last updated
Blast radius
All consumers of the wpfuihelpercore NuGet package
Ecosystems
NuGet
Attack vectors
Compromised package
Affected entities
  • wpfuihelpercoreNuGet package

The wpfuihelpercore NuGet package was found to contain malicious code. This incident was identified and documented by the OpenSSF's malicious packages project, which maintains a catalog of confirmed malicious software supply chain incidents.\n\nThe package was published to the NuGet package registry and could have been downloaded by developers integrating it into their applications. The OpenSSF assigned this incident the identifier MAL-2026-2808 for tracking purposes.\n\nThe advisory was published on July 20, 2026, and is tracked in the GitHub Advisory Database under GHSA-7vqr-5mvp-48qr.

Indicators of compromise

Packages
  • wpfuihelpercore

Remediation

  • Remove the wpfuihelpercore package from all projects and dependencies
  • Audit any applications that may have used this package for signs of compromise
  • Review package dependencies to identify and replace with legitimate alternatives
  • Implement package verification and scanning in your build pipeline to detect malicious packages

Sources

  1. GitHub Advisory GHSA-7vqr-5mvp-48qr · GitHub Advisory Database

Cite this entry

"Malicious code in wpfuihelpercore (NuGet)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 20, 2026; last updated July 20, 2026. https://supplychainattack.org/incident/malicious-code-in-wpfuihelpercore-nuget-1kgh6y

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