PT-2026-64404

CVE-2026-55685

Published

2026-06-03

Updated

2026-08-11

Description by

CVSS 4.0

8.7

High

MetricsAV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions React Router versions 7.0.0 through 7.17.0

Description In Framework Mode applications, the manifest endpoint can be accessed through unauthenticated targeted requests. This can result in heavy server load and increased response times. This issue does not affect applications utilizing Declarative Mode (<BrowserRouter>) or Data Mode (createBrowserRouter/<RouterProvider>).

Recommendations Update to version 7.18.0.

Exploitability

Exploit

Fix

Impacts

Vendors

Affected products

Weakness enumeration

CWE-400: Uncontrolled Resource Consumption

CWE-407: Inefficient Algorithmic Complexity

Related identifiers

CVE-2026-55685