CVE-2026-23869

HIGH

7.5

Descricao

A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack and react-server-dom-webpack (versions 19.0.0 through 19.0.4, 19.1.0 through 19.1.5, and 19.2.0 through 19.2.4). The vulnerability is triggered by sending specially crafted HTTP requests to Server Function endpoints.The payload of the HTTP request causes excessive CPU usage for up to a minute ending in a thrown error that is catchable.

Detalhes CVE

Pontuacao CVSS v3.17.5

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado4/8/2026

Ultima modificacao4/8/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-400CWE-502

Referencias

https://github.com/facebook/react/security/advisories/GHSA-479c-33wc-g2pg(cve-assign@fb.com)

Correlacoes IOC

Sem correlacoes registradas

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