CVE-2026-73845 CKAN MCP Server: MQA server allowlist bypass via unanchored regex (`isValidMqaServer`)

CKAN MCP Server is a tool for querying CKAN open data portals. Prior to 0.4.112, the ckangetmqaquality and ckangetmqaqualitydetails tools in src/tools/quality.ts use isValidMqaServer to validate the serverurl parameter with a prefix-only regular expression for dati.gov.it, allowing suffix-host an...