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CVE PROGRAM SOURCE RECORD8.2 High

CVE-2025-43865

React Router allows pre-render data spoofing on React-Router framework mode

Description

React Router is a router for React. In versions on the 7.0 branch prior to version 7.5.2, it's possible to modify pre-rendered data by adding a header to the request. This allows to completely spoof its contents and modify all the values ​​of the data object passed to the HTML. This issue has been patched in version 7.5.2.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

remix-run react-router

  • >= 7.0, < 7.5.2affected

References