CVE-2026-14802
react create-react-app react-dev-utils openBrowser.js startBrowserProcess os command injection
Vexday Risk Score
33Atención
Decisión SSVC (CISA)
Attend
PoC disponible → seguir de cerca
Madurez del exploit
Prueba de concepto
Existe prueba de concepto pública, pero aún no automatizada.
CVSS 6.9EPSS 1.3%KEV nãoPoC públicaNuclei —Metasploit —Patch —
Ciclo de vida
06 jul 2026Publicada en NVD
Recomendación: Planificar corrección próxima — ya existe PoC pública.
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Productos afectados
react · create-react-appPoCs públicas encontradas — 1
cve_referencegithub.com/react/create-react-app/issues/17269no verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.