CVE-2026-53667

CVE-2026-53667CVE-2026-53667

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.

Scoring

CVSS 6.9 ()
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N
Last modified2026-07-27
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.