HIGH🇵🇱 Wersja polska

CVE-2026-21884

CVSS 8.2v3.1pub. 2026-01-10upd. 2026-06-30

React Router is a router for React. In @remix-run/react version prior to 2.17.3. and react-router 7.0.0 through 7.11.0, a XSS vulnerability exists in in React Router's <ScrollRestoration> API in Framework Mode when using the getKey/storageKey props during Server-Side Rendering which could allow arbitrary JavaScript execution during SSR if untrusted content is used to generate the keys. There is no impact if server-side rendering in Framework Mode is disabled, or if Declarative Mode (<BrowserRouter>) or Data Mode (createBrowserRouter/<RouterProvider>) is being used. This issue has been patched in @remix-run/react version 2.17.3 and react-router version 7.12.0.

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
  • Shopify React Router

    APP
    Shopify
    7.0.0 – 7.11.0
  • Shopify Remix Run\/react

    APP
    Shopify
    < 2.17.3
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CHECK WITH VENDOR
No clear patch data available. Check vendor references.
Tags
XSS
CWE
References

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