CVE-2026-54303: n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification Endpoints

Ghostwire Analysis — What This Means Practically

• High CVSS score indicates significant risk — exploitation could lead to substantial data exposure or system compromise.
• Exploit code is reported to be available, increasing the likelihood of active exploitation.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.