unifi_update_wlan
Update specific fields of an existing WLAN (SSID).
This record as markdown: /tools/io-github-sirkirby-unifi-access-mcp/unifi-update-wlan.md
What unifi_update_wlan does on UniFi Access MCP
AI agents use unifi_update_wlan to create or update resources in UniFi Access MCP, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your UniFi Access MCP environment.
Why unifi_update_wlan is rated Medium
The tool updates WLAN configuration, which is a reversible write operation that modifies data without permanently destroying it. While it can affect network access and security, the changes can typically be reverted. Severity is medium because misconfigured WLAN settings could disrupt network connectivity or expose wireless security, but the tool itself does not delete data, execute arbitrary code, or move money.
From the tool's definition Tool name 'unifi_update_wlan' and description 'Update specific fields of an existing WLAN (SSID)' indicate modification of network configuration settings.
Attacks that exploit this kind of access
The rule that runs unifi_update_wlan safely
PolicyLayer is an MCP gateway: it sits between your AI agents and UniFi Access MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For unifi_update_wlan, this is the rule to start with:
unifi_update_wlan 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 UniFi Access MCP, apply this rule, and every unifi_update_wlan call is checked against it from then on.
Questions about unifi_update_wlan
Update specific fields of an existing WLAN (SSID). It is categorised as a Write tool in the UniFi Access MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the UniFi Access MCP server in PolicyLayer and add a rule for unifi_update_wlan: 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 UniFi Access MCP. Nothing to install.
unifi_update_wlan 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 unifi_update_wlan 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 unifi_update_wlan. 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.
unifi_update_wlan is provided by the UniFi Access MCP server (pypi:unifi-protect-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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