4 results · Clear filters · Feed
-
High 8.6
LangBot through 0.4.17 Unauthenticated Plugin Registration via WebSocket
LangBot's plugin runtime (pip package langbot_plugin) through 0.4.17 starts a debug WebSocket server on 0.0.0.0:5401 (/plugin/ws) whose authentication is gated on plugin_debug_key, which defaults to an empty string and is never set by the upstream repository,…
-
High 8.1
LangBot before 4.10.11 Authentication Bypass via Weak Recovery Key
LangBot before 4.10.11 generates password recovery keys with only 24 bits of entropy and applies no rate limiting to the unauthenticated reset-password endpoint. Remote attackers knowing the administrator email can exhaust the keyspace through concurrent requ…
-
High 8.8
LangBot: Authenticated RCE Via MCP Configuration
LangBot is a global IM bot platform designed for LLMs. In version 4.10.7 and earlier, any authenticated user can add or change an STDIO MCP server configuration without an adequate authorization boundary. In src/langbot/pkg/provider/tools/loaders/mcp.py, Stdi…
-
High 8.6
LangBot has a cross-directory file upload vulnerability, which could lead to system takeover
LangBot is a global IM bot platform designed for LLMs. In versions 4.1.0 up to but not including 4.3.5, authorized attackers can exploit the /api/v1/files/documents interface to perform arbitrary file uploads. Since this interface does not strictly restrict t…