CVE-2025-43865

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.

Reserved 2025-04-17 | Published 2025-04-25 | Updated 2025-04-25 | Assigner GitHub_M

Problem types

CWE-345: Insufficient Verification of Data Authenticity

Product status

>= 7.0, < 7.5.2
affected

References

github.com/...router/security/advisories/GHSA-cpj6-fhp6-mr6j

github.com/...ommit/c84302972a152d851cf5dd859ff332b354b70111

github.com/...ages/react-router/lib/server-runtime/routes.ts

cve.org (CVE-2025-43865)

nvd.nist.gov (CVE-2025-43865)

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