Critical Malicious Code Vulnerability in aesdecryptor Package
Summary
MAL-2026-1473: Malicious code in aesdecryptor (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The aesdecryptor package is a Node.js library designed for AES encryption and decryption. It is commonly used in applications that require secure data handling. However, this package has been compromised, leading to severe security risks for any system utilizing it. The malicious code embedded within can potentially grant unauthorized access to sensitive information stored on the affected systems.
Vulnerability Detail
The vulnerability stems from the presence of malicious code within the aesdecryptor package, identified as GHSA-87mr-4wrw-h27g. This code can fully compromise any computer that has the package installed, allowing attackers to access secrets and keys stored on the system. The implications of this vulnerability are severe, as it can lead to data breaches and unauthorized control over the affected systems. Users are advised to treat any system running this package as compromised.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall aesdecryptorIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a workaround, it is recommended to rotate all secrets and keys stored on the affected computer from a different, secure machine. This ensures that any compromised credentials are no longer usable by the attacker.
Conclusion
The aesdecryptor package has been compromised with malicious code, posing significant risks to any system using it. Immediate action is required to remove the package and secure any sensitive information. Users should remain vigilant and utilize tools like Vulert to monitor for vulnerabilities in their applications.
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FAQ
The aesdecryptor package is a Node.js library used for AES encryption and decryption, enabling secure data handling in applications.
The malicious code can grant unauthorized access to sensitive information and potentially allow attackers to control your system.
You should immediately remove the aesdecryptor package and rotate any secrets or keys stored on the affected system.
There is no patch available for the aesdecryptor package due to the nature of the compromise. The best course of action is to remove the package.
You can use Vulert, which monitors and alerts in real-time for open-source vulnerabilities using just the package-lock.json file. You can also check if your application is affected by this vulnerability using the Vulert playground without any signup.
