CVE-2026-23864: falha de alta gravidade em Meta react-server-dom-parcel
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21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 7.5epss 2.6%
Multiple denial of service vulnerabilities exist in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack, react-server-dom-webpack.
The vulnerabilities are triggered by sending specially crafted HTTP requests to Server Function endpoints, and could lead to server crashes, out-of-memory exceptions or excessive CPU usage; depending on the vulnerable code path being exercised, the application configuration and application code.
Strongly consider upgrading to the latest package versions to reduce risk and prevent availability issues in applications using React Server Components.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Produtos afetados
Meta · react-server-dom-parcelMeta · react-server-dom-turbopackMeta · react-server-dom-webpackCVEs relacionadas — Meta react-server-dom-parcel
No mesmo produto, das mais perigosas para as menos.
Referências
https://access.redhat.com/errata/RHSA-2026:13571https://access.redhat.com/errata/RHSA-2026:34608https://access.redhat.com/security/cve/CVE-2026-23864https://bugzilla.redhat.com/show_bug.cgi?id=2433059https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23864.jsonhttps://www.facebook.com/security/advisories/cve-2026-23864