Critical Malicious Code Vulnerability in analytics-browser Package
Summary
MAL-2026-214: Malicious code in analytics-browser (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The analytics-browser package is a JavaScript library used in web applications to track user interactions and gather analytics data. It is commonly utilized in npm-based projects for its ease of integration and functionality. However, this package has been found to contain malicious code, posing significant security risks to any system that has it installed.
Vulnerability Detail
The vulnerability originates from a malicious code embedded within the analytics-browser package, identified by the alias GHSA-67vh-wg5g-567j. Any system running this package is considered fully compromised, with potential unauthorized access to sensitive information such as secrets and keys. The malicious nature of the code means that simply removing the package may not eliminate all traces of the compromise, as full control of the affected computer may have been granted to an external entity.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall analytics-browserIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
Currently, there are no effective workarounds to mitigate the risks posed by this vulnerability other than removing the package entirely and securing the system.
Conclusion
The discovery of malicious code in the analytics-browser package poses a serious threat to users and systems that have it installed. Immediate action is required to remove the package and secure any compromised information. Utilizing tools like Vulert can help monitor for such vulnerabilities in the future.
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FAQ
Immediately remove the package and rotate any sensitive information stored on the affected system.
You can use Vulert's playground at Vulert Scanner to check your application for vulnerabilities without needing to sign up.
Failure to address this vulnerability may lead to unauthorized access to sensitive data and complete compromise of your system.
Regularly monitor your dependencies using tools like Vulert, which can alert you to open-source vulnerabilities in real-time.
It is advisable to avoid using the analytics-browser package until it has been verified as safe and free of malicious code.
