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GHSA-g9g6-gvq9-j4vp

react-dev-utils openBrowser permits command injection on macOS

Source: GitHub Advisory Database (reviewed) Moderate CVE-2026-14802

Packages

EcosystemPackageAffectedFixed in
npm react-dev-utils <= 5.0.1 no fix listed

Details

As written in the advisory (Markdown source, shown as plain text).

A vulnerability was detected in react create-react-app up to 5.0.1 on macOS. This affects the function startBrowserProcess of the file openBrowser.js of the component react-dev-utils. Performing a manipulation results in os command injection. Remote exploitation of the attack is possible. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

References

External links from the advisory. They lead to third-party sites.