HIGH 7.6 npm

React Router has XSS Vulnerability

GHSA-3cgp-3xvw-98x8 · CVE-2025-59057

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Description

A XSS vulnerability exists in in React Router's meta()/<Meta> APIs in Framework Mode when generating script:ld+json tags which could allow arbitrary JavaScript execution during SSR if untrusted content is used to generate the tag.

[!NOTE]
This does not impact applications using Declarative Mode (<BrowserRouter>) or Data Mode (createBrowserRouter/<RouterProvider>).

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