Security Advisory

CVE-2026-55685

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-27 21:45:57

Last updated 2026-07-27 21:45:57

Assigner GitHub_M

CVSS score not scored

State PUBLISHED

Description

React Router is a router for React. In versions 7.0.0 through 7.17.0, the manifest endpoint could be accessed via unauthenticated targeted requests that would put heavy load on the server and slow down response times. This issue is a follow up to CVE-2026-42342, and does not does not impact React Router applications using Declarative Mode (<BrowserRouter>) or Data Mode (createBrowserRouter/<RouterProvider>). This issue has been fixed in version 7.18.0.

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