CVE-2026-15829 SQL Injection and Security Boundary Bypass in googleapis/mcp-toolbox

A SQL injection CWE-89 and security boundary bypass CWE-863 vulnerability exists in the prebuilt BigQuery forecasting tool bigquery-forecast of googleapis/mcp-toolbox. The tool accepts client-controlled parameters datacol, timestampcol, and idcols as plain strings and interpolates them unescaped...