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HIGH 8.0 npm

React Router vulnerable to XSS in unstable RSC redirect handling via javascript: redirect targets

GHSA-8646-j5j9-6r62 · CVE-2026-33245

Published · Modified

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Description

When using React Router v7's unstable RSC APIs, there exists a potential client-side XSS issue in the RSC redirect handling if redirects are coming from untrusted sources

[!NOTE]
This only impacts your application if you are using the unstable RSC APIs in React Router.

References

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