n8n-MCP: Cross-tenant access to workflow version backups in multi-tenant HTTP deployments

Impact In multi-tenant HTTP deployments — where a single n8n-mcp server serves several tenants — the locally stored workflow version history the automatic backups taken before workflow updates was not isolated per tenant. An authenticated tenant could read workflow version snapshots belonging to...

Missing Authorization

Overview n8n-mcp is an Integration between n8n workflow automation and Model Context Protocol MCP Affected versions of this package are vulnerable to Missing Authorization in the workflow version history process in multi-tenant HTTP deployments due to improper isolation of stored backups between...

NPM: n8n-MCP: Cross-tenant access to workflow version backups in multi-tenant HTTP deployments

NPM: n8n-MCP: Cross-tenant access to workflow version backups in multi-tenant HTTP deployments vulnerability discovered by ? in WordPress Npm n8n-mcp versions = 2.56.0...

Description of the security update for SharePoint Server Subscription Edition: June 9, 2026 (KB5002873)

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Description of the security update for SharePoint Server 2016: June 9, 2026 (KB5002880)

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Description of the security update for SharePoint Server 2019: June 9, 2026 (KB5002874)

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PT-2026-60107

Name of the Vulnerable Software and Affected Versions n8n-mcp versions prior to 2.57.4 Description In multi-tenant HTTP mode, an authenticated tenant can access local default-scope workflow versions backups instead of being restricted to their own tenant scope. This issue allows an authenticated...

PT-2026-58850

Name of the Vulnerable Software and Affected Versions mastergo-design mastergo-magic-mcp versions prior to 0.2.1 Description Path traversal occurs in the execute function within the mastergo/component-workflow.md file of the mcp getComponentGenerator component. This issue arises from the improper...

CVE-2026-15521

A vulnerability was identified in makafeli n8n-workflow-builder up to 0.11.0. Affected is an unknown function of the file build/server.cjs of the component updatenodefromfile. The manipulation of the argument filePath leads to path traversal. An attack has to be approached locally. The exploit is...

CVE-2026-15521

The CVE applies to makafeli n8n-workflow-builder up to 0.11.0. Vulnerable is an unknown function in build/server.cjs (update_node_from_file); manipulating the filePath argument enables path traversal. Local attack required; exploit publicly available. Project was informed via issue report but has...

EUVD-2026-43261

A vulnerability was identified in makafeli n8n-workflow-builder up to 0.11.0. Affected is an unknown function of the file build/server.cjs of the component updatenodefromfile. The manipulation of the argument filePath leads to path traversal. An attack has to be approached locally. The exploit is...

CVE-2026-15521 makafeli n8n-workflow-builder update_node_from_file server.cjs path traversal

A vulnerability was identified in makafeli n8n-workflow-builder up to 0.11.0. Affected is an unknown function of the file build/server.cjs of the component updatenodefromfile. The manipulation of the argument filePath leads to path traversal. An attack has to be approached locally. The exploit is...

CVE-2026-15521 makafeli n8n-workflow-builder update_node_from_file server.cjs path traversal

A vulnerability was identified in makafeli n8n-workflow-builder up to 0.11.0. Affected is an unknown function of the file build/server.cjs of the component updatenodefromfile. The manipulation of the argument filePath leads to path traversal. An attack has to be approached locally. The exploit is...

EUVD-2026-43116

OpenPLC Runtime v3 contains an authenticated arbitrary file write vulnerability in the legacy web UI program‑upload workflow. The application stores an attacker‑supplied filename progfile directly into the Programs.File database field and later uses this value as the destination path for an...

Protection Mechanism Failure

Overview praisonaiagents is a Praison AI agents for completing complex tasks with Self Reflection Agents Affected versions of this package are vulnerable to Protection Mechanism Failure in the AgentFlow.resolvepydanticclass process. An attacker can execute arbitrary Python code with the privilege...

CVE-2026-61437

PraisonAI pip package praisonaiagents before 1.6.78 contains an unsafe dynamic module loading vulnerability in AgentFlow.resolvepydanticclass src/praisonai-agents/praisonaiagents/workflows/workflows.py. When a workflow step uses a string outputpydantic reference, the framework locates and imports...

CVE-2026-56354

n8n before 1.123.24, 2.10.4, and 2.12.0 across its 1.x and 2.x branches contains cross-site scripting and open redirect vulnerabilities in the Form Node due to unsanitized HTML description fields and overly permissive iframe sandbox policies. Authenticated users with workflow creation permissions...

CVE-2026-61437

PraisonAI pip package praisonaiagents before 1.6.78 contains an unsafe dynamic module loading vulnerability in AgentFlow.resolvepydanticclass src/praisonai-agents/praisonaiagents/workflows/workflows.py. When a workflow step uses a string outputpydantic reference, the framework locates and imports...

CVE-2026-61437 PraisonAI before 1.6.78 Remote Code Execution via tools.py

PraisonAI pip package praisonaiagents before 1.6.78 contains an unsafe dynamic module loading vulnerability in AgentFlow.resolvepydanticclass src/praisonai-agents/praisonaiagents/workflows/workflows.py. When a workflow step uses a string outputpydantic reference, the framework locates and imports...

EUVD-2026-42900

PraisonAI pip package praisonaiagents before 1.6.78 contains an unsafe dynamic module loading vulnerability in AgentFlow.resolvepydanticclass src/praisonai-agents/praisonaiagents/workflows/workflows.py. When a workflow step uses a string outputpydantic reference, the framework locates and imports...