HIGHnpm

React Router: Unauthenticated Denial of Service via Inefficient Route Matching

React Router: Unauthenticated Denial of Service via Inefficient Route Matching

CVE-2026-55685Published 1 week agoUpdated 5 days agoSource: OSV

Affected packages

  • react-router

Exploit signal

Known exploited (CISA KEV)
No
EPSS score
0.70%
EPSS percentile
49.6%

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 50%.

React Router: Unauthenticated Denial of Service via Inefficient Route Matching | HackTribune