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resolvedcritical

Malicious code in Zendesk-Api (NuGet)

Malicious code was discovered in multiple versions of the Zendesk-Api NuGet package. The incident was identified and documented by the OpenSSF malicious-packages project (MAL-2024-4708).

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Disclosed
Last updated
Blast radius
Multiple versions of Zendesk-Api NuGet package; impact scope depends on adoption and version pinning practices among .NET consumers.
Ecosystems
NuGet
Attack vectors
Compromised package
Affected entities
  • Zendesk-ApiNuGet package with malicious code in multiple versions

Multiple versions of the Zendesk-Api NuGet package were found to contain malicious code. The vulnerability was identified and credited to the OpenSSF's malicious-packages initiative, which maintains a public catalog of known malicious software packages.\n\nThe affected package is Zendesk-Api distributed via NuGet, the official package manager for .NET. The incident was assigned identifier MAL-2024-4708 in the OpenSSF malicious-packages repository.\n\nThe advisory was published on 2026-07-20 via GitHub's security advisory system (GHSA-vc2w-9pj4-6qch). Consumers of this package should immediately audit their dependencies and remove or update affected versions.

Indicators of compromise

Packages
  • Zendesk-Api

Remediation

  • Identify all projects and applications using Zendesk-Api NuGet package
  • Remove or update to a patched version of Zendesk-Api
  • Audit code for any suspicious behavior introduced by malicious versions
  • Review access logs and security events for systems that may have executed malicious code
  • Consider using alternative Zendesk API client libraries if available
  • Implement package verification and integrity checks in your build pipeline

Sources

  1. GitHub Advisory GHSA-vc2w-9pj4-6qch · GitHub Advisory Database

Cite this entry

"Malicious code in Zendesk-Api (NuGet)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 20, 2026; last updated July 20, 2026. https://supplychainattack.org/incident/malicious-code-in-zendesk-api-nuget-ol6zlk

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