CVE-2026-104634

The beam_mcp library (versions 0.1.0 to before 0.10.1 ) contains an Incorrect Type Conversion or Cast vulnerability in BeamMCP.Server . Due to a flaw in normalize_arguments/2 and to_json_value/1, JSON true , false , and null tool arguments are incorrectly converted to the strings "true" , "false"...

EUVD-2026-94981

Incorrect Type Conversion or Cast vulnerability in BeamMCP.Server in ScriptKittyOS beammcp allows an MCP client's JSON true, false and null tool arguments to reach the host's dispatch function as the strings "true", "false" and "nil". After BeamMCP.Schema.validate/2 accepted a value as a boolean,...