Security Advisories
CVEs affecting projects tracked on Release Alert, from NVD & OSV.
CVE-2026-56357
Description
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.
n8n-io/n8n
GitHubFair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.
GitHubFair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.< 1.123.15, >= 2.0.0, < 2.5.0NVD
n8nio/n8n
Docker HubFree and open fair-code licensed node based Workflow Automation Tool.
Docker HubFree and open fair-code licensed node based Workflow Automation Tool.< 1.123.15, >= 2.0.0, < 2.5.0NVD
NPM