Skip to content
supplychainattack.orgSupply chain attack incident catalog
resolvedcritical

Malicious code in zzproxyoaiabc431848 (RubyGems)

Malicious code was published in the zzproxyoaiabc431848 RubyGems package. The package was identified and cataloged by the OpenSSF malicious packages project.

ShareXLinkedInHacker News
Disclosed
Last updated
Blast radius
Unknown; depends on adoption of the malicious package versions
Ecosystems
RubyGems
Attack vectors
Compromised package
Affected entities
  • zzproxyoaiabc431848

The RubyGems package zzproxyoaiabc431848 contained malicious code and was published to the public package registry. The malicious package was identified and documented by the OpenSSF's malicious packages project, which maintains a catalog of confirmed malicious software supply chain incidents.\n\nThis incident was disclosed on 2026-07-18 via a GitHub Security Advisory (GHSA-3qpq-4vg7-f4x6). The package appears to be a typosquatting or intentionally malicious submission to the RubyGems ecosystem.\n\nAny systems that installed or executed this package may be compromised. The package has been flagged in the OpenSSF malicious packages repository for reference and prevention of future installation.

Indicators of compromise

Packages
  • zzproxyoaiabc431848

Remediation

  • Remove the zzproxyoaiabc431848 package from all systems and dependencies
  • Audit systems that may have installed this package for signs of compromise
  • Review RubyGems dependency manifests (Gemfile, gemspec) to ensure this package is not listed
  • Monitor for any related malicious packages with similar names
  • Report any systems affected by this package to your security team

Sources

  1. GitHub Advisory GHSA-3qpq-4vg7-f4x6 · GitHub Advisory Database

Cite this entry

"Malicious code in zzproxyoaiabc431848 (RubyGems)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 18, 2026; last updated July 18, 2026. https://supplychainattack.org/incident/malicious-code-in-zzproxyoaiabc431848-rubygems-15urfv

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