Create a post with an image.
AI agents use linkedin_create_image_post to create or update resources in LinkedIn Custom MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your LinkedIn Custom MCP Server environment.
This tool creates new content on LinkedIn (a post with an image), which is a reversible write operation. It modifies the user's professional presence and can reach their network, but the action is not destructive—posts can be deleted later.
From the tool's definition Tool name 'linkedin_create_image_post' and description 'Create a post with an image' indicate content creation that modifies the user's LinkedIn profile and public feed by adding a new post.
Documented attack patterns abuse exactly the kind of access linkedin_create_image_post gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and LinkedIn Custom MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for linkedin_create_image_post:
{
"version": "1",
"default": "deny",
"tools": {
"linkedin_create_image_post": {
"limits": [
{
"counter": "linkedin_create_image_post_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}linkedin_create_image_post 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.
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Create a post with an image. It is categorised as a Write tool in the LinkedIn Custom MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the LinkedIn Custom MCP Server MCP server in PolicyLayer and add a rule for linkedin_create_image_post: 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 LinkedIn Custom MCP Server. Nothing to install.
linkedin_create_image_post 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 linkedin_create_image_post 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 linkedin_create_image_post. 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.
linkedin_create_image_post is provided by the LinkedIn Custom MCP Server MCP server (saramali15792/linkedin_mcp_custom_server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from LinkedIn Custom MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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17 LinkedIn Custom MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.