Read the docs
TI-2019-10215 Aliases CVE-2019-13589GHSA-4g4c-8gqh-m4vm

The paranoid2 gem 1.1.6 for Ruby, as distributed on RubyGems.org, included a…

Priority MEDIUM 49CWE-829Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-829.

Summary

The paranoid2 gem 1.1.6 for Ruby, as distributed on RubyGems.org, included a code-execution backdoor inserted by a third party. The current version, without this backdoor, is 1.1.5.

Why it matters now

EPSS 0.0435 91st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—paranoid2 (RubyGems)——No fix listedGHSA-4g4c-8gqh-m4vm
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • paranoid2 (RubyGems) Vendor— Affected — Fixed in — No fix listed GHSA-4g4c-8gqh-m4vm

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:anjlab:paranoid2:1.1.6:*:*:*:*:ruby:*:*1.1.6VulnerableAnjlab
  • cpe:2.3:a:anjlab:paranoid2:1.1.6:*:*:*:*:ruby:*:* Versions 1.1.6 Vulnerable ·Anjlab

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-13589
  2. 2026-10-03 Alias added: GHSA-4g4c-8gqh-m4vm

References

Exploit 1

Advisory 2

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences