{"id":14568,"date":"2026-09-04T19:02:03","date_gmt":"2026-09-04T11:02:03","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-54052"},"modified":"2026-09-04T19:02:03","modified_gmt":"2026-09-04T11:02:03","slug":"cve-2026-54052","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-54052","title":{"rendered":"CVE-2026-54052 [CRITICAL] &#8211; n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, pro"},"content":{"rendered":"<p>n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. Prior to 2.56.1, in HTTP mode with multi-tenancy enabled through ENABLE_MULTI_TENANT=true, n8n-mcp&#8217;s local workflow version history backups were not isolated per tenant, allowing an authenticated tenant to read workflow version snapshots belonging to other tenants and delete or destroy other tenants&#8217; stored backups, including full node definitions, credential references, and authorization headers. This issue is fixed in version 2.56.1.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. Prior to 2.56.1, in HTTP mode with multi-tenancy enabled through ENABLE_MULTI_TENANT=<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-14568","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/14568","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=14568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}