Malware in bs58-13
The npm package bs58-13 was compromised and distributed with malware. Systems with this package installed are considered fully compromised and require immediate remediation.
- Disclosed
- Last updated
- Blast radius
- Any system with the malicious package installed
- Ecosystems
- Attack vectors
- Affected entities
- bs58-13Malicious npm package
The npm package bs58-13 was found to contain malware. According to the GitHub advisory, any computer with this package installed or running should be considered fully compromised.\n\nThe advisory recommends that all secrets and keys stored on affected computers be rotated immediately from a different, uncompromised system. While the malicious package should be removed, there is no guarantee that removal will eliminate all malicious software that may have been installed as a result of the compromise.\n\nAffected users should treat their systems as potentially fully compromised and take appropriate incident response measures.
Indicators of compromise
- Packages
- bs58-13
Remediation
- Immediately remove the bs58-13 package from all affected systems
- Rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Perform a full security audit and malware scan of affected systems
- Review system logs for unauthorized access or activity
- Consider the affected system(s) as potentially fully compromised and plan for complete rebuild if critical systems are involved
Sources
- GitHub Advisory GHSA-72pr-qcvq-fgpg · GitHub Advisory Database
Cite this entry
"Malware in bs58-13." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed August 11, 2026; last updated August 11, 2026. https://supplychainattack.org/incident/malware-in-bs58-13-7rw4b3
Suggest a correction
Found an error or have a newer source? Corrections to factual errors take priority over new entries.
Related incidents
- resolvedcritical
Malicious code in epic-sso (npm)
The npm package epic-sso was found to contain malicious code. The package was identified by Amazon Inspector and reported through the OpenSSF malicious packages database.
npmCompromised package - containedcritical
Malicious code in pfp-forms-sme-loan (npm)
The npm package pfp-forms-sme-loan contains malicious code that executes a hidden loader on import, downloading and running platform-specific native payloads from attacker-controlled Cloudflare Workers hosts or reconstructing them via DNS TXT records under well1.site. Any system that imported this package should be considered compromised.
npmCompromised packageMalicious commit - activecritical
Malware in @ai-vertical/ai-agent
Malware was discovered in the npm package @ai-vertical/ai-agent. Systems with this package installed or running should be considered fully compromised and require immediate remediation.
npmAI agents & skillsCompromised package - containedcritical
Malicious code in checkout-desktop-total (npm)
The npm package checkout-desktop-total contained malicious code that executes a hidden loader on import, downloading and running platform-specific native payloads from attacker-controlled Cloudflare Workers hosts or reconstructing them via DNS TXT records under wel1.ru. Any system that imported this package should be considered compromised.
npmCompromised package