Critical Malicious Code Vulnerability in react-native-webview-forked Package
Summary
MAL-2026-348: Malicious code in react-native-webview-forked (npm). Affected versions are not published. No fix is published. How to fix ↓
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.
No signup required · Results in about 60 seconds
Background
The react-native-webview-forked package is a popular library used in React Native applications to render web content within mobile apps. It provides a customizable WebView component, allowing developers to integrate web pages seamlessly into their applications. However, this package has been compromised, leading to a severe security vulnerability that can fully compromise any system running it.
Vulnerability Detail
The vulnerability originates from malicious code embedded within the react-native-webview-forked package. Any computer that has this package installed is considered fully compromised, with potential unauthorized access to sensitive information such as secrets and keys. The malicious code can grant external entities full control over the affected system, posing significant risks to data integrity and confidentiality.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall react-native-webview-forkedIf 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
There are no effective workarounds for this vulnerability. The only recommended action is to remove the package entirely from your project.
Conclusion
The react-native-webview-forked package has been compromised with malicious code, posing significant risks to any system using it. Immediate removal of the package and rotation of sensitive information is essential to mitigate potential damage. Stay informed about updates and utilize tools like Vulert to monitor for vulnerabilities in your applications.
See every vulnerability recorded for react-native-webview-forked →
FAQ
You should remove the package immediately and rotate any sensitive information stored on the affected system.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without any signup.
After removing the package, ensure that all secrets and keys are rotated from a secure computer to mitigate any potential damage.
If a patched version is released, updating to that version will resolve the vulnerability. However, immediate removal is necessary until then.
Failure to address this vulnerability can lead to unauthorized access to sensitive data, potential data breaches, and loss of control over the affected system.
