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CVE-2026-53667

MEDIUM CVSS: 6.9 Published: 2026-07-27 Modified: 2026-08-03

Description

React Router is a router for React. In versions 7.11.0 through 7.17.0, the RSCErrorHandler is missing protocol validation, allowing for redirects from untrusted sources. This issue is a follow up to CVE-2026-53667, and only affects consuming applications if they are using the unstable RSC APIs. This issue has been fixed in version 7.18.0.

Affected Platforms

Shopify React-Router

Weakness Type

CWE-79

References