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CVE-2026-23870

7.5 high exploit ×2 SSVC exploitation: none Analyzed
NVD · CVE.org

A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could lead to server crashes, out-of-memory exceptions or excessive CPU usage; affecting the following packages: react-server-dom-webpack, react-server-dom-parcel, react-server-dom-turbopack (versions 19.0.0 through 19.0.5, 19.1.0 through 19.1.6, and 19.2.0 through 19.2.5).

Fix

Public exploits 2

Each line links to the index that lists it, never to exploit code. Exploit-DB's "verified" and a Metasploit rank of good or better count as verified; a PoC-in-GitHub entry is a repository's claim.

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 7.5 · facebookNVD modified 2026-10-26 19:10

Affected (CPE criteria) 3

  • cpe:2.3:a:facebook:react-server-dom-parcel:*:*:*:*:*:node.js:*:*
  • cpe:2.3:a:facebook:react-server-dom-turbopack:*:*:*:*:*:node.js:*:*
  • cpe:2.3:a:facebook:react-server-dom-webpack:*:*:*:*:*:node.js:*:*

References 1