Critical Malicious Code Vulnerability in malicius-pdf Package

malicius-pdf Updated 10 Dec 2025

Summary

10/12/2025
CRITICAL
No i
Critical
Not published

MAL-2025-192399: Malicious code in malicius-pdf (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The malicius-pdf package is an npm library designed for handling PDF files. It is intended to provide functionalities such as PDF creation, manipulation, and rendering. However, this package has been identified as containing malicious code, which poses significant security risks to any system that has it installed. Users of this package should be aware of its potential to compromise sensitive data and system integrity.

Vulnerability Detail

The vulnerability originates from the inclusion of malicious code within the malicius-pdf package. This code can grant unauthorized access to the system, allowing attackers to control the computer remotely. The ramifications of this vulnerability are severe, as it can lead to data breaches, loss of sensitive information, and complete system compromise. Users are advised to treat any system running this package as fully compromised and take immediate action to secure their data.

How To Fix

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

npm uninstall malicius-pdf

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

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Workaround

There are no effective workarounds for this vulnerability. The only recommended action is to uninstall the malicius-pdf package and secure your system.

Conclusion

The malicius-pdf package contains malicious code that poses a significant threat to system security. Users must act quickly to remove the package and secure their systems. Regular monitoring for vulnerabilities, such as through Vulert, can help prevent future incidents.

See every vulnerability recorded for malicius-pdf →

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FAQ

Immediately uninstall the malicius-pdf package and rotate any sensitive information stored on the affected system.

You can use Vulert to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without any signup.

Keeping malicius-pdf installed can lead to unauthorized access to your system, data breaches, and potential loss of sensitive information.

After removing the package, ensure to rotate all secrets and keys stored on the affected system and consider restoring from a backup if necessary.

If a patched version is released, updating the package may resolve the issue. However, it is recommended to remove the package entirely due to the severity of the compromise.

How To Fix

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

npm uninstall malicius-pdf

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 →

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