Malicious Package in sb58

sb58 Updated 02 Oct 2025

Summary

03/09/2020
CRITICAL
No i
Critical
9.1

GHSA-674r-xx4c-gj7x: Malicious Package in sb58. Affects sb58 versions >= 0.0.0. No fix is published. How to fix ↓

Free scan

Check if this vulnerability affects your application

Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.

Check my app free

No signup required · Results in about 60 seconds

Upload your dependency manifest or SBOM

Drag & drop your file here or

Java Javascript PHP Python Go Rust Ruby Dart C/C++ Elixir CycloneDX SPDX

Upload a supported dependency manifest or SBOM. No installation or source-code access required.

See supported files and SBOM formats
SBOM sbom.json · bom.json · bom.xml · *.spdx.json · *.cdx.json · *.cdx.xml
Java pom.xml · gradle.lockfile · buildscript-gradle.lockfile
Javascript package-lock.json · yarn.lock · pnpm-lock.yaml
PHP composer.lock
Python poetry.lock · requirements.txt · Pipfile.lock
Go go.mod
Rust Cargo.lock
Ruby Gemfile.lock
Dart pubspec.lock
C/C++ conan.lock
Elixir mix.lock
Enter your work email to receive your report link.

Verify your email to view the full report and start 30 days of continuous monitoring. No credit card required.

Sponsored MarkAI Find prospects already talking about the problem you solve AI watches the communities your customers use to find qualified prospects, then alerts you when a conversation is worth joining. See MarkAI

Background

The sb58 package is an npm package used for encoding and decoding base58 strings. It is commonly used in cryptocurrency applications to handle wallet addresses. The package provides functions to convert between base58 and binary representations of data. Unfortunately, all versions of this package were found to contain malware that is designed to find and exfiltrate cryptocurrency wallets.

Vulnerability Detail

The vulnerability in sb58 arises from the presence of malicious code within the package. When the package is installed or running on a computer, it compromises the security of that computer. The malware is specifically designed to search for and steal cryptocurrency wallets, which can result in significant financial loss for the affected users. It is important to note that removing the package may not completely remove all the malicious software, as the attacker may have gained full control of the compromised computer.

How To Fix

No fixed version is published for this vulnerability.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Conclusion

The sb58 package has been found to contain malware that compromises the security of the affected computer. It is crucial to act promptly and follow the recommended steps to mitigate the potential damage. For further support on vulnerability remediation, please contact DevNack.com.

See every vulnerability recorded for sb58 →

Share this vulnerability

FAQ

sb58 is an npm package used for encoding and decoding base58 strings. It is commonly used in cryptocurrency applications.

The malware in sb58 is designed to find and exfiltrate cryptocurrency wallets, potentially resulting in financial loss for the affected users.

If you have the sb58 package installed, consider your computer fully compromised. Rotate all secrets and keys stored on the compromised computer immediately and remove the sb58 package.

There is no guarantee that removing the sb58 package will remove all the malicious software. The attacker may have gained full control of the compromised computer.

If you suspect your computer is compromised, take immediate action. Rotate all secrets and keys stored on the compromised computer and remove the sb58 package. Consider seeking professional assistance to ensure thorough remediation.

How To Fix

No fixed version is published for this vulnerability.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Subscribe to Vulert on Telegram
Daily digest of new CVEs, critical and high severity, affected packages and fixes — plus a weekly roundup.
Join the channel →
Help improve this record
Report an issue or send feedback