Update taxonomy concept properties
Risk signalsModifies taxonomy structure
Part of the Contentful server.
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AI agents use update_concept to create or modify resources in Contentful. Write operations carry medium risk because an autonomous agent could trigger bulk unintended modifications. Rate limits prevent a single agent session from making hundreds of changes in rapid succession. Argument validation ensures the agent passes expected values.
Without a policy, an AI agent could call update_concept repeatedly, creating or modifying resources faster than any human could review. PolicyLayer's rate limiting ensures write operations happen at a controlled pace, and argument validation catches malformed or unexpected inputs before they reach Contentful.
Write tools can modify data. A rate limit prevents runaway bulk operations from AI agents.
{
"version": "1",
"default": "deny",
"tools": {
"update_concept": {
"limits": [
{
"counter": "update_concept_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}See the full Contentful policy for all 61 tools.
These attack patterns abuse exactly the kind of access update_concept gives an agent. Each links to the full case and the policy that stops it:
Other write tools across the catalogue. The same approach applies to each: rate-limit and validate the arguments.
Update taxonomy concept properties. It is categorised as a Write tool in the Contentful MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Contentful MCP server in PolicyLayer and add a rule for update_concept: 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 Contentful. Nothing to install.
update_concept 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 update_concept 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 update_concept. 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.
update_concept is provided by the Contentful MCP server (@@contentful/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 61 Contentful tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
4,600+ MCP servers and 31,000+ tools scanned and risk-classified.