CVE-2026-53666
MEDIUM SEVERITYCVSS Score & Metrics
Base Score
6.1 / 10
Vulnerability Description
React Router: Arbitrary Constructor Injection via deserializeErrors() in React Router SSR Hydration
Vulnerability Details
Published Date
Last Modified
Source
GitHub
Vendor
npm
Product
react-router
External References
- https://github.com/remix-run/react-router/security/advisories/GHSA-337j-9hxr-rhxg
- https://github.com/remix-run/react-router/pull/15175
- https://github.com/remix-run/react-router/commit/9d22943fd46c8ae4b08236425fa3549e10e9ad1a
- https://github.com/remix-run/react-router/blob/main/CHANGELOG.md#v7180
- https://github.com/remix-run/react-router/releases/tag/react-router@7.18.0
- https://github.com/advisories/GHSA-337j-9hxr-rhxg
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