CVE-2025-11953
@react-native-community/cli has arbitrary OS command injection
9.8
CRITICAL
CVSS 3.1
⚠ KEVEPSS 27.9%
Description
The Metro Development Server, which is opened by the React Native CLI, binds to external interfaces by default. The server exposes an endpoint that is vulnerable to OS command injection. This allows unauthenticated network attackers to send a POST request to the server and run arbitrary executables. On Windows, the attackers can also execute arbitrary shell commands with fully controlled arguments.
How to fix CVE-2025-11953
To remediate CVE-2025-11953, upgrade the affected package to a fixed version below.
- —upgrade to 20.0.0 or later
- —upgrade to 20.0.0 or later
Is CVE-2025-11953 being exploited?
Yes — CVE-2025-11953 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (2)
- >= 20.0.0-alpha.0, < 20.0.0
- >= 20.0.0-alpha.0, < 20.0.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |