Critical-risk tools in UI Bridge MCP

Critical severity UI Bridge MCP MCP Server 5 of 149 tools

5 of the 149 tools in UI Bridge MCP are classified as critical risk. This page profiles those tools specifically, with recommended policy actions and the attack patterns that target them.

Every operation listed below is an action PolicyLayer recommends controlling at the transport layer. Open any tool to see the full profile, risk score, and YAML policy snippet.

Tools at critical risk

sdk_clear Destructive

Clear an input element in the SDK app.
sdk_delete_bookmark Destructive

Delete a saved bookmark.
sdk_reset Destructive

Reset the form containing the element in the SDK app.
ui_clear Destructive

Clear the value of an input element in the runner
ui_delete_bookmark Destructive

Delete a saved bookmark in the runner

Attacks that target this class

Critical-risk tools in any server share these documented attack patterns. Each links to the full case and the defensive policy.

Destructive Action Autonomy
Privilege escalation via admin-only tools
Data exfiltration via tool chaining
Runaway Tool Loops

Critical-risk tools in UI Bridge MCP

Tools at critical risk

Attacks that target this class

More on UI Bridge MCP

Enforce policy on every UI Bridge MCP tool call.