CVE-2026-54052 | czlonkowski n8n-mcp up to 2.56.0 Workflow Version History Backup improper authorization

July 15, 2026 Yanac

A vulnerability, which was classified as critical, was found in czlonkowski n8n-mcp up to 2.56.0. This issue affects some unknown processing of the component Workflow Version History Backup. The manipulation results in improper authorization.

This vulnerability is identified as CVE-2026-54052. The attack can be executed remotely. There is not any exploit available.VulDB Recent EntriesRead More