Command Injection Affecting react-dev-utils package, versions *
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JS-REACTDEVUTILS-17890708
- published8 Jul 2026
- disclosed6 Jul 2026
- creditJunming Wu
Introduced: 6 Jul 2026
NewCVE-2026-14802 (opens in a new tab)How to fix?
There is no fixed version for react-dev-utils.
Overview
react-dev-utils is an includes some utilities used by Create React App.
Affected versions of this package are vulnerable to Command Injection via the startBrowserProcess function in react-dev-utils/openBrowser.js. An attacker can execute arbitrary operating system commands by supplying crafted input that is incorporated into command execution without proper neutralization.