CVE-2026-54303Published

n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification Endpoints

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2026-54303

Published

n8n

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "n8n-io",
                    "product": "n8n",
                    "versions": [
                        {
                            "version": "< 2.24.0",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON