Overview
React Native Community CLI contains an OS command injection vulnerability which could allow unauthenticated network attackers to send POST requests to the Metro Development Server and run arbitrary executables via a vulnerable endpoint exposed by the server. On Windows, attackers can also execute arbitrary shell commands with fully controlled arguments.
This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://github.com/react-native-community/cli/commit/15089907d1f1301b22c72d7f68846a2ef20df547 ; https://github.com/react-native-community/cli/pull/2735 ; https://nvd.nist.gov/vuln/detail/CVE-2025-11953
Key Details
| Property | Value |
|---|
| CVE ID |
CVE-2025-11953 |
| Vendor / Product |
React Native Community — CLI |
| NVD Published | 2025-11-03 |
| NVD Last Modified | 2026-02-06 |
| CVSS 3.1 Score | 9.8 |
| CVSS 3.1 Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Severity | CRITICAL |
| CWE |
CWE-78
|
| CISA KEV Added | 2026-02-05 |
| CISA KEV Deadline | 2026-02-26 |
| Known Ransomware Use |
No |
Required Action
CISA BOD 22-01 Deadline: 2026-02-26.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Timeline
| Date | Event |
|---|
| 2026-02-05 | Added to CISA Known Exploited Vulnerabilities catalog |
| 2026-02-26 | CISA BOD 22-01 remediation deadline |