Download media from a specific message. Use this for targeted downloads
AI agents call telegram_download_media to retrieve information from Telegram MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Downloading media is fundamentally a read operation: it retrieves and copies data without altering the source. However, severity is elevated to medium rather than low because: (1) bulk media downloads could consume bandwidth and storage resources; (2) if a message contains sensitive media (private photos, documents), unauthorized download poses privacy/confidentiality risk; (3) combined with other sibling tools…
From the tool's definition Tool name and description indicate 'Download media from a specific message' — a retrieval operation with no modification or deletion of data. The server context confirms it 'downloads media files for local analysis,' which is a read-only action.
Attacks that exploit this kind of access
Download media from a specific message. Use this for targeted downloads. It is categorised as a Read tool in the Telegram MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Telegram MCP Server MCP server in PolicyLayer and add a rule for telegram_download_media: 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 Telegram MCP Server. Nothing to install.
telegram_download_media is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the telegram_download_media 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 telegram_download_media. 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.
telegram_download_media is provided by the Telegram MCP Server MCP server (raidenyn/telegram-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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