Security Advisories
CVEs affecting projects tracked on Release Alert, from NVD & OSV.
CVE-2026-56360
Description
n8n before versions 1.123.18 and 2.6.2 fails to verify HMAC-SHA256 signatures on Zendesk webhooks in the ZendeskTrigger node. Attackers who know the webhook URL can send unsigned POST requests to trigger workflows with arbitrary malicious data.
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.< 1.123.18, >= 2.0.0, < 2.6.2NVD