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resolvedcritical

Malicious code in zztxtwtmp01 (RubyGems)

Malicious code was discovered in the zztxtwtmp01 RubyGems package. The package was identified by the OpenSSF malicious packages project and reported via GitHub Security Advisory GHSA-hjr8-xr98-g6hc.

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Disclosed
Last updated
Blast radius
Unknown; depends on adoption of affected versions
Ecosystems
Attack vectors
Affected entities
  • zztxtwtmp01

The zztxtwtmp01 package on RubyGems was found to contain malicious code. This discovery was credited to the OpenSSF's malicious packages project, which maintains a repository of known malicious software supply chain incidents.\n\nThe incident was documented in GitHub Security Advisory GHSA-hjr8-xr98-g6hc and tracked in the OpenSSF malicious packages repository under identifier MAL-2026-9988.\n\nUsers of this package should immediately remove it from their dependencies and audit their systems for any potential compromise.

Indicators of compromise

Packages
  • zztxtwtmp01

Remediation

  • Remove zztxtwtmp01 from all project dependencies
  • Audit systems for any artifacts or changes introduced by the malicious package
  • Review and rotate any credentials or secrets that may have been exposed
  • Monitor for suspicious activity on affected systems

Sources

  1. GitHub Advisory GHSA-hjr8-xr98-g6hc · GitHub Advisory Database

Cite this entry

"Malicious code in zztxtwtmp01 (RubyGems)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 18, 2026; last updated July 18, 2026. https://supplychainattack.org/incident/malicious-code-in-zztxtwtmp01-rubygems-1yxkhl

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