Skip to content
supplychainattack.orgSupply chain attack incident catalog
resolvedcritical

Malicious code in zwta6000 (RubyGems)

Malicious code was discovered in the zwta6000 RubyGems package. The package was identified and cataloged by the OpenSSF malicious packages project.

ShareXLinkedInHacker News
Disclosed
Last updated
Blast radius
All users of the zwta6000 RubyGems package
Ecosystems
RubyGems
Attack vectors
Compromised package
Affected entities
  • zwta6000RubyGems package

The zwta6000 package on RubyGems was found to contain malicious code. This incident was identified and documented by the OpenSSF (Open Source Security Foundation) as part of their malicious packages tracking effort.\n\nThe malicious package was assigned identifier MAL-2026-9897 in the OpenSSF malicious packages repository. The advisory was published on GitHub as GHSA-9jch-8q7m-qv3h on July 18, 2026.\n\nAny system that installed or used the zwta6000 package may have been affected by the malicious code.

Indicators of compromise

Packages
  • zwta6000

Remediation

  • Remove the zwta6000 package from all systems where it was installed
  • Audit systems for any artifacts or changes introduced by the malicious package
  • Review application dependencies to ensure no reliance on zwta6000
  • Update to a safe version if a legitimate replacement is available, or remove the dependency entirely

Sources

  1. GitHub Advisory GHSA-9jch-8q7m-qv3h · GitHub Advisory Database

Cite this entry

"Malicious code in zwta6000 (RubyGems)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 18, 2026; last updated July 18, 2026. https://supplychainattack.org/incident/malicious-code-in-zwta6000-rubygems-x1e8vc

Suggest a correction

Found an error or have a newer source? Corrections to factual errors take priority over new entries.

Related incidents

  1. resolvedcritical

    Malicious code in zzfadgivar05 (RubyGems)

    Malicious code was discovered in the zzfadgivar05 RubyGems package. The package was identified by the OpenSSF malicious packages project and reported via GitHub Advisory GHSA-3gfr-fq7v-cc26.

    RubyGemsCompromised package
  2. 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.

    RubyGemsCompromised package
  3. resolvedcritical

    Malicious code in zztest17785553702 (RubyGems)

    Malicious code was discovered in the RubyGems package zztest17785553702. The package was identified and cataloged by the OpenSSF malicious packages project.

    RubyGemsCompromised package
  4. resolvedcritical

    Malicious code in zzpdfvar01 (RubyGems)

    Malicious code was discovered in the zzpdfvar01 RubyGems package. The package was identified by the OpenSSF malicious packages project and assigned identifier MAL-2026-9958.

    RubyGemsCompromised package