react-router vulnerabilities

Products

• @react-router/express 1

Latest react-router CVEs

Newest publication first

1. CVE-2025-31137 Remix and React Router allow URL manipulation via Host / X-Forwarded-Host headers

   High·CVSS 7.5

   Impact We received a report about a vulnerability in Remix/React Router that affects all Remix 2 and React Router 7 consumers using the Express adapter. Basically, this vulnerability allows anyone to spoof the URL used in an incoming Request by putting a URL pathname in the port...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.