Malicious Code Detected in echo-j04-project: A Critical Security Concern

echo-j04-project Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-19139: Malicious code in echo-j04-project (npm). Affected versions are not published. 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 Devnack Penetration testing for web, API and mobile Manual testing by engineers who build software, not an auditor's checklist. Trusted by teams at Swift and Google Talk to Devnack

Background

The package 'echo-j04-project' is an npm package designed for specific functionality within JavaScript applications. It is utilized for various tasks, but its integrity has been compromised due to the presence of malicious code. This vulnerability poses a significant risk to applications relying on this package, potentially leading to unauthorized access or data breaches.

Vulnerability Detail

The vulnerability in 'echo-j04-project' originates from the inclusion of malicious code within the package. This code can execute harmful actions, such as data exfiltration or unauthorized system access, impacting the security of applications that utilize this package. The malicious nature of the code was identified through security assessments, marking it as a critical concern for developers and users alike.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall echo-j04-project

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

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

Workaround

As a temporary workaround, consider replacing 'echo-j04-project' with an alternative package that offers similar functionality without the associated risks. Review your project's dependencies and assess if any other packages can fulfill the same role without security concerns.

Conclusion

The discovery of malicious code in the 'echo-j04-project' package highlights the importance of vigilance in managing open-source dependencies. Developers should take immediate action to remove the affected package and explore alternatives to safeguard their applications.

See every vulnerability recorded for echo-j04-project →

Share this vulnerability

FAQ

The malicious code can perform unauthorized actions, potentially leading to data breaches or system compromises.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without needing to sign up.

Currently, there is no specific patch mentioned, but it is recommended to update to the latest version of the package to mitigate risks.

If an immediate update is not possible, consider implementing a workaround by using alternative packages that do not have known vulnerabilities.

Regularly audit your dependencies, use tools like Vulert for monitoring, and stay updated on security advisories related to the packages you use.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall echo-j04-project

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

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