Threats Tagged 'cve-2026-54052'
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Threats Tagged 'cve-2026-54052'
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CVE-2026-54052: CWE-639: Authorization Bypass Through User-Controlled Key in czlonkowski n8n-mcpCVE-2026-54052 0 CVE-2026-54052 is a critical authorization bypass vulnerability in n8n-mcp prior to version 2.56.1. When running in HTTP mode with multi-tenancy enabled, authenticated tenants could access and manipulate workflow version backups of other tenants. This includes reading sensitive workflow snapshots and deleting backups containing node definitions, credential references, and authorization headers. The issue is fixed in version 2.56.1. Join the discussion | CVE Database V5 | 07/15/2026, 20:34:10 UTC Added: 07/15/2026, 21:03:18 UTC |
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