CVE-2026-14538 BigQuery Dataset Allowlist Bypass via Metadata Dry-Run in MCP Toolbox

An improper authorization and security-boundary bypass vulnerability in the bigquery-execute-sql tool component of Google mcp-toolbox versions 0.16.1 through 1.4.0 allows an authenticated attacker to bypass allowedDatasets validation checks. The toolbox relies on the BigQuery dry-run API to enfor...

EUVD-2026-51372

An improper authorization and security-boundary bypass vulnerability in the bigquery-execute-sql tool component of Google mcp-toolbox versions 0.16.1 through 1.4.0 allows an authenticated attacker to bypass allowedDatasets validation checks. The toolbox relies on the BigQuery dry-run API to enfor...

CVE-2026-15829

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...