CVE-2026-18825

An Origin Validation Error in the middleware of the connect-xcors npm package allows an attacker to bypass origin verification and perform a cross domain authenticated request.

  • Published Sep 28, 2026
  • CVSS 5.3 medium
  • 0.2% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-18825 at the National Vulnerability Database