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resolvedcritical

Malicious code in zzjinavcsgit (RubyGems)

Malicious code was published in the zzjinavcsgit RubyGems package. The package was identified and cataloged by the OpenSSF malicious packages project.

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Disclosed
Last updated
Blast radius
Unknown scope; package name suggests limited adoption
Ecosystems
Attack vectors
Affected entities
  • zzjinavcsgit

The RubyGems package zzjinavcsgit contained malicious code and was identified as a supply chain attack. The incident was documented and credited to the OpenSSF's malicious packages repository, which tracks confirmed malicious software published to public package registries.\n\nThe package was assigned identifier MAL-2026-9952 in the OpenSSF malicious packages database. This classification indicates the malicious intent was confirmed and the package was cataloged as part of ongoing efforts to document and track such incidents in the open-source ecosystem.

Indicators of compromise

Packages
  • zzjinavcsgit

Remediation

  • Remove or uninstall the zzjinavcsgit package from all systems and projects
  • Audit project dependencies to ensure no versions of zzjinavcsgit are present
  • Review any systems where zzjinavcsgit was installed for signs of compromise
  • Use dependency scanning tools to detect and prevent installation of known malicious packages

Sources

  1. GitHub Advisory GHSA-f527-jgx8-pfqp · GitHub Advisory Database

Cite this entry

"Malicious code in zzjinavcsgit (RubyGems)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 18, 2026; last updated July 18, 2026. https://supplychainattack.org/incident/malicious-code-in-zzjinavcsgit-rubygems-1kj3wk

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