6.9

CVE-2026-53667

React Router: Cross-site Scripting is Possible due to Missing RSCErrorHandler Protocol Validation (Incomplete fix for CVE-2026-53667)

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Shopify ≫ React-router SwPlatformnode.js Version >= 7.11.0 < 7.18.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.35% 0.277
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 6.1 2.8 2.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
security-advisories@github.com 6.9 1.6 4.7
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

https://github.com/remix-run/react-router/blob/main/CHANGELOG.md#v7180
Release Notes
https://github.com/remix-run/react-router/releases/tag/react-router@7.18.0
Release Notes
https://github.com/remix-run/react-router/security/advisories/GHSA-h8fp-f39c-q6mh
Third Party Advisory
https://github.com/remix-run/react-router/pull/15177
Patch
Issue Tracking
https://github.com/remix-run/react-router/commit/ce596e823f0d7b883a433af1d5a839a8b9fe0242
Patch