fast-mcp-telegram and Telegram: Critical fast-mcp-telegram Vulnerability Lets Attackers Access Telegram Session Without Token
By
Jeremy C
2d ago
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Rankiteofast-mcp-telegram and Telegram: Critical fast-mcp-telegram Vulnerability Lets Attackers Access Telegram Session Without Tokenrankiteo.comCritical Path-Traversal Flaw in fast-mcp-telegram Exposes Telegram Accounts to Unauthorized Access A severe vulnerability (CVE-2026-52830, GHSA-rxw2-pc8j-vxwm) in fast-mcp-telegram a Telegram MCP server bridging accounts to AI assistants and HTTP clients allows attackers to bypass authentication and gain full access to a Telegram session by exploiting a path-traversal flaw in session
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