A AegiFlow
MEDIUMCVSS 6.9

CVE-2026-53667

CVE-2026-53667 updated by NVD

Published
2026-07-23
Modified
2026-07-30
Sources
github-advisory, nvd

Summary

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 packages

EcosystemPackageAffected versionsFixed versions
npmreact-router7.18.0

Remediation: Upgrade to 7.18.0 or later.

References

Includes data from the GitHub Advisory Database, licensed under CC-BY 4.0.

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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