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resolvedcritical

Malicious code in zzpdfvar14 (RubyGems)

Malicious code was discovered in the zzpdfvar14 package on RubyGems. The package was identified by the OpenSSF malicious packages project and assigned identifier MAL-2026-9971.

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Disclosed
Last updated
Blast radius
All users of the zzpdfvar14 RubyGems package
Ecosystems
Attack vectors
Affected entities
  • zzpdfvar14Malicious RubyGems package

The zzpdfvar14 package on RubyGems was found to contain malicious code. This incident was identified and documented by the OpenSSF's malicious packages project.\n\nThe malicious package was published on RubyGems and could affect any user who installed or depended on this package. The discovery was credited to the OpenSSF security research initiative.\n\nUsers should remove this package from their dependencies and audit their systems for any compromise resulting from its installation.

Indicators of compromise

Packages
  • zzpdfvar14

Remediation

  • Remove zzpdfvar14 from all Gemfiles and dependency manifests
  • Audit systems that may have installed or executed code from zzpdfvar14
  • Review package lock files and ensure no versions of zzpdfvar14 are pinned
  • Monitor for any suspicious activity on systems where zzpdfvar14 was installed
  • Update to a safe alternative package if zzpdfvar14 was providing legitimate functionality

Sources

  1. GitHub Advisory GHSA-c4mq-m9fj-xccr · GitHub Advisory Database

Cite this entry

"Malicious code in zzpdfvar14 (RubyGems)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 18, 2026; last updated July 18, 2026. https://supplychainattack.org/incident/malicious-code-in-zzpdfvar14-rubygems-t3k4me

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