CVEPublished 2026-07-27Modified 2026-07-280 articles on news4 live referencesNVD data

CVE-2026-55685

Vulnerability data via NVD (ingested)

CVSS v3.1
EPSS percentile
Description

React Router is a router for React. In versions 7.0.0 through 7.17.0, the manifest endpoint could be accessed via unauthenticated targeted requests that would put heavy load on the server and slow down response times. This issue is a follow up to CVE-2026-42342, and does not does not impact React Router applications using Declarative Mode (<BrowserRouter>) or Data Mode (createBrowserRouter/<RouterProvider>). This issue has been fixed in version 7.18.0.

Timeline
Published 2026-07-27
Modified 2026-07-28

External references

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

More intel sources (5)

Known PoCs on GitHub

No public proof-of-concept repositories found for CVE-2026-55685 on GitHub.
We haven't classified any articles referencing CVE-2026-55685 yet. The external references above still apply.