CVE-2026-54309

n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP transport mode, the MCP endpoint accepts session initialization and tool invocation requests without any authentication. Any network-reachable client, or any website visited by the...

NPM: n8n: MCP Browser HTTP Transport Exposes Unauthenticated Browser-Control Sessions

NPM: n8n: MCP Browser HTTP Transport Exposes Unauthenticated Browser-Control Sessions vulnerability discovered by ? in WordPress Npm n8n versions 2.25.7...

PT-2026-50175

Name of the Vulnerable Software and Affected Versions n8n versions prior to 2.25.7 n8n versions prior to 2.26.2 Description When @n8n/mcp-browser is operated in HTTP transport mode using the --transport http flag, the MCP endpoint allows session initialization and tool invocation requests without...

EUVD-2026-19144

A security vulnerability has been detected in imprvhub mcp-browser-agent up to 0.8.0. This impacts the function CallToolRequestSchema of the file src/handlers.ts of the component URL Parameter Handler. The manipulation of the argument request.params.name/request.params.arguments leads to...

CVE-2026-5607

A security vulnerability has been detected in imprvhub mcp-browser-agent up to 0.8.0. This impacts the function CallToolRequestSchema of the file src/handlers.ts of the component URL Parameter Handler. The manipulation of the argument request.params.name/request.params.arguments leads to...

CVE-2026-5607

A security vulnerability has been detected in imprvhub mcp-browser-agent up to 0.8.0. This impacts the function CallToolRequestSchema of the file src/handlers.ts of the component URL Parameter Handler. The manipulation of the argument request.params.name/request.params.arguments leads to...

CVE-2026-5607

CVE-2026-5607 affects imprvhub mcp-browser-agent up to 0.8.0. The vulnerability resides in URL Parameter Handler’s CallToolRequestSchema within src/handlers.ts where manipulating request.params.name/request.params.arguments enables server-side request forgery. Public exploit disclosure and remote...

PT-2026-30515

A security vulnerability has been detected in imprvhub mcp-browser-agent up to 0.8.0. This impacts the function CallToolRequestSchema of the file src/handlers.ts of the component URL Parameter Handler. The manipulation of the argument request.params.name/request.params.arguments leads to...