Descripción
n8n before 1.123.15 and 2.5.0 contains a webhook forgery vulnerability in the GitHub Webhook Trigger node that fails to implement HMAC-SHA256 signature verification. Attackers who know the webhook URL can send unsigned POST requests to trigger workflows with arbitrary data, spoofing GitHub webhook events.
CVSS 4EPSS 0.186%Riesgo 0.41
Ver fuente- Publicación
- 2026-06-22 22:16:52
- Versiones afectadas
- <1.123.15, <2.5.0
- Tipo
- Software crítico
- Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N