Hackers abused React Native CLI flaw to deploy Rust malware before public disclosure

Security Affairs

February 3, 2026 at 3:41 PM

Actively Exploited

CVE Exploit Vulnerability Malware Critical

Overview

Hackers have been exploiting a serious vulnerability in the React Native CLI, identified as CVE-2025-11953, to execute remote commands and deploy stealthy Rust-based malware. This flaw arises from the React Native CLI's Metro server, which, by default, binds to external interfaces, making it susceptible to unauthorized access. This exploitation occurred weeks before the vulnerability was publicly disclosed, indicating that attackers are actively targeting this weakness. Users of React Native should be particularly vigilant, as the impact could extend to various applications built on this framework. Prompt action is necessary to secure affected systems and prevent further malicious activities.

Key Takeaways

Active Exploitation: This vulnerability is being actively exploited by attackers. Immediate action is recommended.
Affected Systems: React Native CLI, Metro server
Action Required: Users should immediately restrict access to the Metro server by modifying configuration settings to bind only to local interfaces.
Timeline: Ongoing since early October 2023

Original Article Summary

Hackers exploit a critical React Native CLI flaw (CVE-2025-11953) to run remote commands and drop stealthy Rust malware, weeks before public disclosure. Attackers are actively exploiting a critical flaw in the React Native CLI Metro server, tracked as CVE-2025-11953. The React Native CLI’s Metro dev server binds to external interfaces by default and exposes a […]

Impact

React Native CLI, Metro server

Exploitation Status

This vulnerability is confirmed to be actively exploited by attackers in real-world attacks. Organizations should prioritize patching or implementing workarounds immediately.

Timeline

Ongoing since early October 2023

Remediation

Users should immediately restrict access to the Metro server by modifying configuration settings to bind only to local interfaces. Additionally, they should monitor their systems for any signs of unauthorized access or malware installation. Regular updates and patches from React Native should be applied as they become available.

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to CVE, Exploit, Vulnerability, and 2 more.

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