Malicious code in zzpdfvar12 (RubyGems)
Malicious code was discovered in the zzpdfvar12 RubyGems package. The package was identified by the OpenSSF malicious packages project and assigned identifier MAL-2026-9969.
- Disclosed
- Last updated
- Blast radius
- All users of the zzpdfvar12 RubyGems package
- Ecosystems
- Attack vectors
- Affected entities
- zzpdfvar12
The zzpdfvar12 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 to the RubyGems repository, potentially exposing any users who installed or updated to affected versions. The OpenSSF maintains a public catalog of known malicious packages to help the community identify and avoid compromised dependencies.\n\nUsers of this package should immediately remove it from their projects and audit their systems for any signs of compromise.
Indicators of compromise
- Packages
- zzpdfvar12
Remediation
- Remove the zzpdfvar12 package from all projects and dependencies
- Audit systems that may have executed code from this package
- Review project history to identify when the package was installed
- Consider using alternative, trusted PDF libraries for Ruby projects
- Monitor security advisories for updates on this incident
Sources
- GitHub Advisory GHSA-6r5x-wj84-w98f · GitHub Advisory Database
Cite this entry
"Malicious code in zzpdfvar12 (RubyGems)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 18, 2026; last updated July 18, 2026. https://supplychainattack.org/incident/malicious-code-in-zzpdfvar12-rubygems-1biq9u
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