AI agents invoke install_module to trigger actions in PrestaShop MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.
Installing a module executes code on the server and modifies the application's runtime environment. It is not simply writing data — it triggers installation scripts, registers hooks, and can alter store behavior. While partially reversible (modules can be uninstalled), the act of installation runs arbitrary module code, making Execute the most appropriate category.
From the tool's definition 'Install a PrestaShop module' — installs a module onto the e-commerce platform, triggering external operations and code execution within the store environment
Documented attack patterns abuse exactly the kind of access install_module gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and PrestaShop MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for install_module:
{
"version": "1",
"default": "deny",
"tools": {
"install_module": {
"limits": [
{
"counter": "install_module_rate",
"window": "minute",
"max": 10,
"scope": "grant"
}
]
}
}
}install_module stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
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Install a PrestaShop module. It is categorised as a Execute tool in the PrestaShop MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the PrestaShop MCP Server MCP server in PolicyLayer and add a rule for install_module: 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 PrestaShop MCP Server. Nothing to install.
install_module is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the install_module 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 install_module. 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.
install_module is provided by the PrestaShop MCP Server MCP server (latinogino/prestashop-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from PrestaShop MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
34 PrestaShop MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.