sf_add_to_change_set
Adds one or more metadata components to an existing Outbound Change Set by change set name. Supports all metadata types: CustomObject, CustomField, ApexClass, ApexTrigger, Flow, ValidationRule, PermissionSet, etc. Use after creating a change set to add the metadata you want to deploy.
This record as markdown: /tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-add-to-change-set.md
What sf_add_to_change_set does on Salesforce Metadata Mcp
AI agents use sf_add_to_change_set to create or update resources in Salesforce Metadata Mcp, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Salesforce Metadata Mcp environment.
Why sf_add_to_change_set is rated Medium
This tool creates/modifies deployment artifacts (change sets) by adding metadata components, which is reversible—components can be removed from a change set before deployment. The risk is high because a malicious agent could add sensitive, broken, or malicious metadata (ApexClass, ApexTrigger, CustomField, etc.) to a change set, which would then be deployed to production or other environments if executed.
From the tool's definition Adds one or more metadata components to an existing Outbound Change Set. Change Sets are Salesforce's deployment mechanism for moving configuration and code between environments.
Attacks that exploit this kind of access
The rule that runs sf_add_to_change_set safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Salesforce Metadata Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For sf_add_to_change_set, this is the rule to start with:
sf_add_to_change_set stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Salesforce Metadata Mcp, apply this rule, and every sf_add_to_change_set call is checked against it from then on.
Questions about sf_add_to_change_set
Adds one or more metadata components to an existing Outbound Change Set by change set name. Supports all metadata types: CustomObject, CustomField, ApexClass, ApexTrigger, Flow, ValidationRule, PermissionSet, etc. Use after creating a change set to add the metadata you want to deploy. It is categorised as a Write tool in the Salesforce Metadata Mcp MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Salesforce Metadata MCP server in PolicyLayer and add a rule for sf_add_to_change_set: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Salesforce Metadata Mcp. Nothing to install.
sf_add_to_change_set is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the sf_add_to_change_set rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for sf_add_to_change_set. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
sf_add_to_change_set is provided by the Salesforce Metadata MCP server (salesforce-metadata-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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